18031419

素因数分解:

$3^2\times 7^1\times {\mathrm{433}}^1\times {\mathrm{661}}^1$

素因数の和:1107

約数の個数: 24

約数和(自身を含む): 29880032

約数和(自身を除く): 11848613

約数列:

[1, 3, 7, 9, 21, 63, 433, 661, 1299, 1983, 3031, 3897, 4627, 5949, 9093, 13881, 27279, 41643, 286213, 858639, 2003491, 2575917, 6010473, 18031419]

約数ペア:

[(1, 18031419), (3, 6010473), (7, 2575917), (9, 2003491), (21, 858639), (63, 286213), (433, 41643), (661, 27279), (1299, 13881), (1983, 9093), (3031, 5949), (3897, 4627)]