17920245213

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1938791}}^1$

素因数の和:1938889

約数の個数: 24

約数和(自身を含む): 28228811520

約数和(自身を除く): 10308566307

約数列:

[1, 3, 9, 13, 39, 79, 117, 237, 711, 1027, 3081, 9243, 1938791, 5816373, 17449119, 25204283, 75612849, 153164489, 226838547, 459493467, 1378480401, 1991138357, 5973415071, 17920245213]

約数ペア:

[(1, 17920245213), (3, 5973415071), (9, 1991138357), (13, 1378480401), (39, 459493467), (79, 226838547), (117, 153164489), (237, 75612849), (711, 25204283), (1027, 17449119), (3081, 5816373), (9243, 1938791)]