20808204

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{102001}}^1$

素因数の和:102025

約数の個数: 24

約数和(自身を含む): 51409008

約数和(自身を除く): 30600804

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 102001, 204002, 306003, 408004, 612006, 1224012, 1734017, 3468034, 5202051, 6936068, 10404102, 20808204]

約数ペア:

[(1, 20808204), (2, 10404102), (3, 6936068), (4, 5202051), (6, 3468034), (12, 1734017), (17, 1224012), (34, 612006), (51, 408004), (68, 306003), (102, 204002), (204, 102001)]