90168958

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{409}}^1\times {\mathrm{911}}^1$

素因数の和:1344

約数の個数: 24

約数和(自身を含む): 149194080

約数和(自身を除く): 59025122

約数列:

[1, 2, 11, 22, 121, 242, 409, 818, 911, 1822, 4499, 8998, 10021, 20042, 49489, 98978, 110231, 220462, 372599, 745198, 4098589, 8197178, 45084479, 90168958]

約数ペア:

[(1, 90168958), (2, 45084479), (11, 8197178), (22, 4098589), (121, 745198), (242, 372599), (409, 220462), (818, 110231), (911, 98978), (1822, 49489), (4499, 20042), (8998, 10021)]