20320852072

素因数分解:

$2^3\times {\mathrm{137177}}^1\times {\mathrm{18517}}^1$

素因数の和:155700

約数の個数: 16

約数和(自身を含む): 38103933060

約数和(自身を除く): 17783080988

約数列:

[1, 2, 4, 8, 18517, 37034, 74068, 137177, 148136, 274354, 548708, 1097416, 2540106509, 5080213018, 10160426036, 20320852072]

約数ペア:

[(1, 20320852072), (2, 10160426036), (4, 5080213018), (8, 2540106509), (18517, 1097416), (37034, 548708), (74068, 274354), (137177, 148136)]