Math 2.0

Number theory Arithmetic functions Concept

Divisor function

Summary

The divisor function σk\sigma_k sends a positive integer nn to the sum of the kk-th powers of its positive divisors. The definition of the divisor function gives the precise form.

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2 pages build on this one.

Further reading

  1. Web https://en.wikipedia.org/wiki/Divisor_function, lead section
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Tag04J4Z73J5B
URIm2://04J4Z73J5B
Kindconcept
WritingW1 stated
MSC11A25
SpecializesMultiplicative function
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