18516449727

素因数分解:

$3^2\times {\mathrm{19801}}^1\times {\mathrm{103903}}^1$

素因数の和:123710

約数の個数: 12

約数和(自身を含む): 26747591104

約数和(自身を除く): 8231141377

約数列:

[1, 3, 9, 19801, 59403, 103903, 178209, 311709, 935127, 2057383303, 6172149909, 18516449727]

約数ペア:

[(1, 18516449727), (3, 6172149909), (9, 2057383303), (19801, 935127), (59403, 311709), (103903, 178209)]