18895702

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{10303}}^1$

素因数の和:10443

約数の個数: 16

約数和(自身を含む): 32643072

約数和(自身を除く): 13747370

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 10303, 20606, 72121, 144242, 1349693, 2699386, 9447851, 18895702]

約数ペア:

[(1, 18895702), (2, 9447851), (7, 2699386), (14, 1349693), (131, 144242), (262, 72121), (917, 20606), (1834, 10303)]