20681625644

素因数分解:

$2^2\times {\mathrm{311}}^1\times {\mathrm{577}}^1\times {\mathrm{28813}}^1$

素因数の和:29705

約数の個数: 24

約数和(自身を含む): 36373410528

約数和(自身を除く): 15691784884

約数列:

[1, 2, 4, 311, 577, 622, 1154, 1244, 2308, 28813, 57626, 115252, 179447, 358894, 717788, 8960843, 16625101, 17921686, 33250202, 35843372, 66500404, 5170406411, 10340812822, 20681625644]

約数ペア:

[(1, 20681625644), (2, 10340812822), (4, 5170406411), (311, 66500404), (577, 35843372), (622, 33250202), (1154, 17921686), (1244, 16625101), (2308, 8960843), (28813, 717788), (57626, 358894), (115252, 179447)]