13881776

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{20177}}^1$

素因数の和:20228

約数の個数: 20

約数和(自身を含む): 27522792

約数和(自身を除く): 13641016

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 20177, 40354, 80708, 161416, 322832, 867611, 1735222, 3470444, 6940888, 13881776]

約数ペア:

[(1, 13881776), (2, 6940888), (4, 3470444), (8, 1735222), (16, 867611), (43, 322832), (86, 161416), (172, 80708), (344, 40354), (688, 20177)]