18751216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{106541}}^1$

素因数の和:106560

約数の個数: 20

約数和(自身を含む): 39633624

約数和(自身を除く): 20882408

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 106541, 213082, 426164, 852328, 1171951, 1704656, 2343902, 4687804, 9375608, 18751216]

約数ペア:

[(1, 18751216), (2, 9375608), (4, 4687804), (8, 2343902), (11, 1704656), (16, 1171951), (22, 852328), (44, 426164), (88, 213082), (176, 106541)]