20797495

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{7549}}^1$

素因数の和:7602

約数の個数: 16

約数和(自身を含む): 27180000

約数和(自身を除く): 6382505

約数列:

[1, 5, 19, 29, 95, 145, 551, 2755, 7549, 37745, 143431, 218921, 717155, 1094605, 4159499, 20797495]

約数ペア:

[(1, 20797495), (5, 4159499), (19, 1094605), (29, 717155), (95, 218921), (145, 143431), (551, 37745), (2755, 7549)]