18213404

素因数分解:

$2^2\times {\mathrm{11}}^4\times {\mathrm{311}}^1$

素因数の和:359

約数の個数: 30

約数和(自身を含む): 35173320

約数和(自身を除く): 16959916

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 311, 484, 622, 1244, 1331, 2662, 3421, 5324, 6842, 13684, 14641, 29282, 37631, 58564, 75262, 150524, 413941, 827882, 1655764, 4553351, 9106702, 18213404]

約数ペア:

[(1, 18213404), (2, 9106702), (4, 4553351), (11, 1655764), (22, 827882), (44, 413941), (121, 150524), (242, 75262), (311, 58564), (484, 37631), (622, 29282), (1244, 14641), (1331, 13684), (2662, 6842), (3421, 5324)]