20518441443

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{3671}}^1\times {\mathrm{8747}}^1$

素因数の和:12495

約数の個数: 24

約数和(自身を含む): 30066806016

約数和(自身を除く): 9548364573

約数列:

[1, 3, 9, 71, 213, 639, 3671, 8747, 11013, 26241, 33039, 78723, 260641, 621037, 781923, 1863111, 2345769, 5589333, 32110237, 96330711, 288992133, 2279826827, 6839480481, 20518441443]

約数ペア:

[(1, 20518441443), (3, 6839480481), (9, 2279826827), (71, 288992133), (213, 96330711), (639, 32110237), (3671, 5589333), (8747, 2345769), (11013, 1863111), (26241, 781923), (33039, 621037), (78723, 260641)]