20858116

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{3037}}^1$

素因数の和:3159

約数の個数: 24

約数和(自身を含む): 39044376

約数和(自身を除く): 18186260

約数列:

[1, 2, 4, 17, 34, 68, 101, 202, 404, 1717, 3037, 3434, 6074, 6868, 12148, 51629, 103258, 206516, 306737, 613474, 1226948, 5214529, 10429058, 20858116]

約数ペア:

[(1, 20858116), (2, 10429058), (4, 5214529), (17, 1226948), (34, 613474), (68, 306737), (101, 206516), (202, 103258), (404, 51629), (1717, 12148), (3037, 6868), (3434, 6074)]