12811828

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{887}}^1$

素因数の和:1071

約数の個数: 24

約数和(自身を含む): 23571072

約数和(自身を除く): 10759244

約数列:

[1, 2, 4, 23, 46, 92, 157, 314, 628, 887, 1774, 3548, 3611, 7222, 14444, 20401, 40802, 81604, 139259, 278518, 557036, 3202957, 6405914, 12811828]

約数ペア:

[(1, 12811828), (2, 6405914), (4, 3202957), (23, 557036), (46, 278518), (92, 139259), (157, 81604), (314, 40802), (628, 20401), (887, 14444), (1774, 7222), (3548, 3611)]