20967050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{32257}}^1$

素因数の和:32282

約数の個数: 24

約数和(自身を含む): 41999916

約数和(自身を除く): 21032866

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 32257, 64514, 161285, 322570, 419341, 806425, 838682, 1612850, 2096705, 4193410, 10483525, 20967050]

約数ペア:

[(1, 20967050), (2, 10483525), (5, 4193410), (10, 2096705), (13, 1612850), (25, 838682), (26, 806425), (50, 419341), (65, 322570), (130, 161285), (325, 64514), (650, 32257)]