20568658972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{798101}}^1$

素因数の和:798501

約数の個数: 24

約数和(自身を含む): 38213123760

約数和(自身を除く): 17644464788

約数列:

[1, 2, 4, 17, 34, 68, 379, 758, 1516, 6443, 12886, 25772, 798101, 1596202, 3192404, 13567717, 27135434, 54270868, 302480279, 604960558, 1209921116, 5142164743, 10284329486, 20568658972]

約数ペア:

[(1, 20568658972), (2, 10284329486), (4, 5142164743), (17, 1209921116), (34, 604960558), (68, 302480279), (379, 54270868), (758, 27135434), (1516, 13567717), (6443, 3192404), (12886, 1596202), (25772, 798101)]