12870256

素因数分解:

$2^4\times 7^1\times {\mathrm{114913}}^1$

素因数の和:114928

約数の個数: 20

約数和(自身を含む): 28498672

約数和(自身を除く): 15628416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 114913, 229826, 459652, 804391, 919304, 1608782, 1838608, 3217564, 6435128, 12870256]

約数ペア:

[(1, 12870256), (2, 6435128), (4, 3217564), (7, 1838608), (8, 1608782), (14, 919304), (16, 804391), (28, 459652), (56, 229826), (112, 114913)]