20168020925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2698063}}^1$

素因数の和:2698109

約数の個数: 24

約数和(自身を含む): 28103034624

約数和(自身を除く): 7935013699

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 7475, 2698063, 13490315, 35074819, 62055449, 67451575, 175374095, 310277245, 806720837, 876870475, 1551386225, 4033604185, 20168020925]

約数ペア:

[(1, 20168020925), (5, 4033604185), (13, 1551386225), (23, 876870475), (25, 806720837), (65, 310277245), (115, 175374095), (299, 67451575), (325, 62055449), (575, 35074819), (1495, 13490315), (7475, 2698063)]