18309039

素因数分解:

$3^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1319}}^1$

素因数の和:1990

約数の個数: 16

約数和(自身を含む): 27962880

約数和(自身を除く): 9653841

約数列:

[1, 3, 7, 21, 661, 1319, 1983, 3957, 4627, 9233, 13881, 27699, 871859, 2615577, 6103013, 18309039]

約数ペア:

[(1, 18309039), (3, 6103013), (7, 2615577), (21, 871859), (661, 27699), (1319, 13881), (1983, 9233), (3957, 4627)]