55120816

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{21943}}^1$

素因数の和:22108

約数の個数: 20

約数和(自身を含む): 107481712

約数和(自身を除く): 52360896

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 21943, 43886, 87772, 175544, 351088, 3445051, 6890102, 13780204, 27560408, 55120816]

約数ペア:

[(1, 55120816), (2, 27560408), (4, 13780204), (8, 6890102), (16, 3445051), (157, 351088), (314, 175544), (628, 87772), (1256, 43886), (2512, 21943)]