18887935

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{20201}}^1$

素因数の和:20234

約数の個数: 16

約数和(自身を含む): 26181792

約数和(自身を除く): 7293857

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 20201, 101005, 222211, 343417, 1111055, 1717085, 3777587, 18887935]

約数ペア:

[(1, 18887935), (5, 3777587), (11, 1717085), (17, 1111055), (55, 343417), (85, 222211), (187, 101005), (935, 20201)]