18734120307

素因数分解:

$3^2\times 7^1\times {\mathrm{297366989}}^1$

素因数の和:297367002

約数の個数: 12

約数和(自身を含む): 30926166960

約数和(自身を除く): 12192046653

約数列:

[1, 3, 7, 9, 21, 63, 297366989, 892100967, 2081568923, 2676302901, 6244706769, 18734120307]

約数ペア:

[(1, 18734120307), (3, 6244706769), (7, 2676302901), (9, 2081568923), (21, 892100967), (63, 297366989)]