20628186

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{180949}}^1$

素因数の和:180973

約数の個数: 16

約数和(自身を含む): 43428000

約数和(自身を除く): 22799814

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 180949, 361898, 542847, 1085694, 3438031, 6876062, 10314093, 20628186]

約数ペア:

[(1, 20628186), (2, 10314093), (3, 6876062), (6, 3438031), (19, 1085694), (38, 542847), (57, 361898), (114, 180949)]