20566572

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131837}}^1$

素因数の和:131857

約数の個数: 24

約数和(自身を含む): 51680496

約数和(自身を除く): 31113924

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 131837, 263674, 395511, 527348, 791022, 1582044, 1713881, 3427762, 5141643, 6855524, 10283286, 20566572]

約数ペア:

[(1, 20566572), (2, 10283286), (3, 6855524), (4, 5141643), (6, 3427762), (12, 1713881), (13, 1582044), (26, 791022), (39, 527348), (52, 395511), (78, 263674), (156, 131837)]