18676874

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:314

約数の個数: 24

約数和(自身を含む): 29729280

約数和(自身を除く): 11052406

約数列:

[1, 2, 23, 46, 127, 139, 254, 278, 529, 1058, 2921, 3197, 5842, 6394, 17653, 35306, 67183, 73531, 134366, 147062, 406019, 812038, 9338437, 18676874]

約数ペア:

[(1, 18676874), (2, 9338437), (23, 812038), (46, 406019), (127, 147062), (139, 134366), (254, 73531), (278, 67183), (529, 35306), (1058, 17653), (2921, 6394), (3197, 5842)]