18171690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20887}}^1$

素因数の和:20926

約数の個数: 32

約数和(自身を含む): 45118080

約数和(自身を除く): 26946390

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 20887, 41774, 62661, 104435, 125322, 208870, 313305, 605723, 626610, 1211446, 1817169, 3028615, 3634338, 6057230, 9085845, 18171690]

約数ペア:

[(1, 18171690), (2, 9085845), (3, 6057230), (5, 3634338), (6, 3028615), (10, 1817169), (15, 1211446), (29, 626610), (30, 605723), (58, 313305), (87, 208870), (145, 125322), (174, 104435), (290, 62661), (435, 41774), (870, 20887)]