20173238972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{2081}}^1\times {\mathrm{142559}}^1$

素因数の和:144661

約数の個数: 24

約数和(自身を含む): 37398049920

約数和(自身を除く): 17224810948

約数列:

[1, 2, 4, 17, 34, 68, 2081, 4162, 8324, 35377, 70754, 141508, 142559, 285118, 570236, 2423503, 4847006, 9694012, 296665279, 593330558, 1186661116, 5043309743, 10086619486, 20173238972]

約数ペア:

[(1, 20173238972), (2, 10086619486), (4, 5043309743), (17, 1186661116), (34, 593330558), (68, 296665279), (2081, 9694012), (4162, 4847006), (8324, 2423503), (35377, 570236), (70754, 285118), (141508, 142559)]