20757644

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2693}}^1$

素因数の和:2785

約数の個数: 24

約数和(自身を含む): 38017728

約数和(自身を除く): 17260084

約数列:

[1, 2, 4, 41, 47, 82, 94, 164, 188, 1927, 2693, 3854, 5386, 7708, 10772, 110413, 126571, 220826, 253142, 441652, 506284, 5189411, 10378822, 20757644]

約数ペア:

[(1, 20757644), (2, 10378822), (4, 5189411), (41, 506284), (47, 441652), (82, 253142), (94, 220826), (164, 126571), (188, 110413), (1927, 10772), (2693, 7708), (3854, 5386)]