18972153

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{124001}}^1$

素因数の和:124024

約数の個数: 12

約数和(自身を含む): 29016468

約数和(自身を除く): 10044315

約数列:

[1, 3, 9, 17, 51, 153, 124001, 372003, 1116009, 2108017, 6324051, 18972153]

約数ペア:

[(1, 18972153), (3, 6324051), (9, 2108017), (17, 1116009), (51, 372003), (153, 124001)]