18351325

素因数分解:

$5^2\times {\mathrm{43}}^2\times {\mathrm{397}}^1$

素因数の和:493

約数の個数: 18

約数和(自身を含む): 23355834

約数和(自身を除く): 5004509

約数列:

[1, 5, 25, 43, 215, 397, 1075, 1849, 1985, 9245, 9925, 17071, 46225, 85355, 426775, 734053, 3670265, 18351325]

約数ペア:

[(1, 18351325), (5, 3670265), (25, 734053), (43, 426775), (215, 85355), (397, 46225), (1075, 17071), (1849, 9925), (1985, 9245)]