18210689

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{769}}^1$

素因数の和:992

約数の個数: 16

約数和(自身を含む): 22176000

約数和(自身を除く): 3965311

約数列:

[1, 7, 17, 119, 199, 769, 1393, 3383, 5383, 13073, 23681, 91511, 153031, 1071217, 2601527, 18210689]

約数ペア:

[(1, 18210689), (7, 2601527), (17, 1071217), (119, 153031), (199, 91511), (769, 23681), (1393, 13073), (3383, 5383)]