20761403

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2539}}^1$

素因数の和:2606

約数の個数: 16

約数和(自身を含む): 24323040

約数和(自身を除く): 3561637

約数列:

[1, 13, 17, 37, 221, 481, 629, 2539, 8177, 33007, 43163, 93943, 561119, 1221259, 1597031, 20761403]

約数ペア:

[(1, 20761403), (13, 1597031), (17, 1221259), (37, 561119), (221, 93943), (481, 43163), (629, 33007), (2539, 8177)]