18030925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{379}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 24596640

約数和(自身を除く): 6565715

約数列:

[1, 5, 11, 25, 55, 173, 275, 379, 865, 1895, 1903, 4169, 4325, 9475, 9515, 20845, 47575, 65567, 104225, 327835, 721237, 1639175, 3606185, 18030925]

約数ペア:

[(1, 18030925), (5, 3606185), (11, 1639175), (25, 721237), (55, 327835), (173, 104225), (275, 65567), (379, 47575), (865, 20845), (1895, 9515), (1903, 9475), (4169, 4325)]