18183969

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2473}}^1$

素因数の和:2541

約数の個数: 24

約数和(自身を含む): 28302560

約数和(自身を除く): 10118591

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 2473, 7353, 7419, 22257, 46987, 106339, 140961, 319017, 422883, 957051, 2020441, 6061323, 18183969]

約数ペア:

[(1, 18183969), (3, 6061323), (9, 2020441), (19, 957051), (43, 422883), (57, 319017), (129, 140961), (171, 106339), (387, 46987), (817, 22257), (2451, 7419), (2473, 7353)]