20096007980

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10358767}}^1$

素因数の和:10358873

約数の個数: 24

約数和(自身を含む): 42636689088

約数和(自身を除く): 22540681108

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 10358767, 20717534, 41435068, 51793835, 103587670, 207175340, 1004800399, 2009600798, 4019201596, 5024001995, 10048003990, 20096007980]

約数ペア:

[(1, 20096007980), (2, 10048003990), (4, 5024001995), (5, 4019201596), (10, 2009600798), (20, 1004800399), (97, 207175340), (194, 103587670), (388, 51793835), (485, 41435068), (970, 20717534), (1940, 10358767)]