18730017

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{44279}}^1$

素因数の和:44332

約数の個数: 12

約数和(自身を含む): 27630720

約数和(自身を除く): 8900703

約数列:

[1, 3, 9, 47, 141, 423, 44279, 132837, 398511, 2081113, 6243339, 18730017]

約数ペア:

[(1, 18730017), (3, 6243339), (9, 2081113), (47, 398511), (141, 132837), (423, 44279)]