18730467

素因数分解:

$3^3\times 7^1\times {\mathrm{99103}}^1$

素因数の和:99119

約数の個数: 16

約数和(自身を含む): 31713280

約数和(自身を除く): 12982813

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 99103, 297309, 693721, 891927, 2081163, 2675781, 6243489, 18730467]

約数ペア:

[(1, 18730467), (3, 6243489), (7, 2675781), (9, 2081163), (21, 891927), (27, 693721), (63, 297309), (189, 99103)]