18314919

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4339}}^1$

素因数の和:4419

約数の個数: 24

約数和(自身を含む): 30692480

約数和(自身を除く): 12377561

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 4339, 13017, 30373, 39051, 91119, 273357, 290713, 872139, 2034991, 2616417, 6104973, 18314919]

約数ペア:

[(1, 18314919), (3, 6104973), (7, 2616417), (9, 2034991), (21, 872139), (63, 290713), (67, 273357), (201, 91119), (469, 39051), (603, 30373), (1407, 13017), (4221, 4339)]