203980144

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{749927}}^1$

素因数の和:749952

約数の個数: 20

約数和(自身を含む): 418459824

約数和(自身を除く): 214479680

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 749927, 1499854, 2999708, 5999416, 11998832, 12748759, 25497518, 50995036, 101990072, 203980144]

約数ペア:

[(1, 203980144), (2, 101990072), (4, 50995036), (8, 25497518), (16, 12748759), (17, 11998832), (34, 5999416), (68, 2999708), (136, 1499854), (272, 749927)]