20739596

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{1031}}^1$

素因数の和:1189

約数の個数: 24

約数和(自身を含む): 37449216

約数和(自身を除く): 16709620

約数列:

[1, 2, 4, 47, 94, 107, 188, 214, 428, 1031, 2062, 4124, 5029, 10058, 20116, 48457, 96914, 110317, 193828, 220634, 441268, 5184899, 10369798, 20739596]

約数ペア:

[(1, 20739596), (2, 10369798), (4, 5184899), (47, 441268), (94, 220634), (107, 193828), (188, 110317), (214, 96914), (428, 48457), (1031, 20116), (2062, 10058), (4124, 5029)]