31990576

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{25309}}^1$

素因数の和:25396

約数の個数: 20

約数和(自身を含む): 62768800

約数和(自身を除く): 30778224

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 25309, 50618, 101236, 202472, 404944, 1999411, 3998822, 7997644, 15995288, 31990576]

約数ペア:

[(1, 31990576), (2, 15995288), (4, 7997644), (8, 3998822), (16, 1999411), (79, 404944), (158, 202472), (316, 101236), (632, 50618), (1264, 25309)]