18588969

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2707}}^1$

素因数の和:2829

約数の個数: 24

約数和(自身を含む): 30979520

約数和(自身を除く): 12390551

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 2289, 2707, 6867, 8121, 18949, 24363, 56847, 170541, 295063, 885189, 2065441, 2655567, 6196323, 18588969]

約数ペア:

[(1, 18588969), (3, 6196323), (7, 2655567), (9, 2065441), (21, 885189), (63, 295063), (109, 170541), (327, 56847), (763, 24363), (981, 18949), (2289, 8121), (2707, 6867)]