20145128905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1831}}^1\times {\mathrm{200041}}^1$

素因数の和:201888

約数の個数: 16

約数和(自身を含む): 26386339968

約数和(自身を除く): 6241211063

約数列:

[1, 5, 11, 55, 1831, 9155, 20141, 100705, 200041, 1000205, 2200451, 11002255, 366275071, 1831375355, 4029025781, 20145128905]

約数ペア:

[(1, 20145128905), (5, 4029025781), (11, 1831375355), (55, 366275071), (1831, 11002255), (9155, 2200451), (20141, 1000205), (100705, 200041)]