18437782

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20441}}^1$

素因数の和:20495

約数の個数: 16

約数和(自身を含む): 30908304

約数和(自身を除く): 12470522

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 20441, 40882, 224851, 449702, 838081, 1676162, 9218891, 18437782]

約数ペア:

[(1, 18437782), (2, 9218891), (11, 1676162), (22, 838081), (41, 449702), (82, 224851), (451, 40882), (902, 20441)]