18732752

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{8423}}^1$

素因数の和:8570

約数の個数: 20

約数和(自身を含む): 36560160

約数和(自身を除く): 17827408

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 8423, 16846, 33692, 67384, 134768, 1170797, 2341594, 4683188, 9366376, 18732752]

約数ペア:

[(1, 18732752), (2, 9366376), (4, 4683188), (8, 2341594), (16, 1170797), (139, 134768), (278, 67384), (556, 33692), (1112, 16846), (2224, 8423)]