31397264

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{19429}}^1$

素因数の和:19538

約数の個数: 20

約数和(自身を含む): 61437660

約数和(自身を除く): 30040396

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 19429, 38858, 77716, 155432, 310864, 1962329, 3924658, 7849316, 15698632, 31397264]

約数ペア:

[(1, 31397264), (2, 15698632), (4, 7849316), (8, 3924658), (16, 1962329), (101, 310864), (202, 155432), (404, 77716), (808, 38858), (1616, 19429)]