20177543108

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{3229}}^1\times {\mathrm{22003}}^1$

素因数の和:25307

約数の個数: 24

約数和(自身を含む): 35820751680

約数和(自身を除く): 15643208572

約数列:

[1, 2, 4, 71, 142, 284, 3229, 6458, 12916, 22003, 44006, 88012, 229259, 458518, 917036, 1562213, 3124426, 6248852, 71047687, 142095374, 284190748, 5044385777, 10088771554, 20177543108]

約数ペア:

[(1, 20177543108), (2, 10088771554), (4, 5044385777), (71, 284190748), (142, 142095374), (284, 71047687), (3229, 6248852), (6458, 3124426), (12916, 1562213), (22003, 917036), (44006, 458518), (88012, 229259)]