87739024

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{39451}}^1$

素因数の和:39598

約数の個数: 20

約数和(自身を含む): 171221680

約数和(自身を除く): 83482656

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 39451, 78902, 157804, 315608, 631216, 5483689, 10967378, 21934756, 43869512, 87739024]

約数ペア:

[(1, 87739024), (2, 43869512), (4, 21934756), (8, 10967378), (16, 5483689), (139, 631216), (278, 315608), (556, 157804), (1112, 78902), (2224, 39451)]