31187312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{149939}}^1$

素因数の和:149960

約数の個数: 20

約数和(自身を含む): 65073960

約数和(自身を除く): 33886648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 149939, 299878, 599756, 1199512, 1949207, 2399024, 3898414, 7796828, 15593656, 31187312]

約数ペア:

[(1, 31187312), (2, 15593656), (4, 7796828), (8, 3898414), (13, 2399024), (16, 1949207), (26, 1199512), (52, 599756), (104, 299878), (208, 149939)]