20239557

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1487}}^1$

素因数の和:1852

約数の個数: 16

約数和(自身を含む): 29164800

約数和(自身を除く): 8925243

約数列:

[1, 3, 13, 39, 349, 1047, 1487, 4461, 4537, 13611, 19331, 57993, 518963, 1556889, 6746519, 20239557]

約数ペア:

[(1, 20239557), (3, 6746519), (13, 1556889), (39, 518963), (349, 57993), (1047, 19331), (1487, 13611), (4461, 4537)]