20708922

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^3\times {\mathrm{1571}}^1$

素因数の和:1615

約数の個数: 32

約数和(自身を含む): 44896320

約数和(自身を除く): 24187398

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 1571, 2197, 3142, 4394, 4713, 6591, 9426, 13182, 20423, 40846, 61269, 122538, 265499, 530998, 796497, 1592994, 3451487, 6902974, 10354461, 20708922]

約数ペア:

[(1, 20708922), (2, 10354461), (3, 6902974), (6, 3451487), (13, 1592994), (26, 796497), (39, 530998), (78, 265499), (169, 122538), (338, 61269), (507, 40846), (1014, 20423), (1571, 13182), (2197, 9426), (3142, 6591), (4394, 4713)]