18128650

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{6841}}^1$

素因数の和:6906

約数の個数: 24

約数和(自身を含む): 34360524

約数和(自身を除く): 16231874

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 6841, 13682, 34205, 68410, 171025, 342050, 362573, 725146, 1812865, 3625730, 9064325, 18128650]

約数ペア:

[(1, 18128650), (2, 9064325), (5, 3625730), (10, 1812865), (25, 725146), (50, 362573), (53, 342050), (106, 171025), (265, 68410), (530, 34205), (1325, 13682), (2650, 6841)]