20885280676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{2927}}^1\times {\mathrm{137219}}^1$

素因数の和:140163

約数の個数: 24

約数和(自身を含む): 39374455680

約数和(自身を除く): 18489175004

約数列:

[1, 2, 4, 13, 26, 52, 2927, 5854, 11708, 38051, 76102, 137219, 152204, 274438, 548876, 1783847, 3567694, 7135388, 401640013, 803280026, 1606560052, 5221320169, 10442640338, 20885280676]

約数ペア:

[(1, 20885280676), (2, 10442640338), (4, 5221320169), (13, 1606560052), (26, 803280026), (52, 401640013), (2927, 7135388), (5854, 3567694), (11708, 1783847), (38051, 548876), (76102, 274438), (137219, 152204)]