20856287684

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{22853}}^1\times {\mathrm{13421}}^1$

素因数の和:36295

約数の個数: 24

約数和(自身を含む): 38650044888

約数和(自身を除く): 17793757204

約数列:

[1, 2, 4, 17, 34, 68, 13421, 22853, 26842, 45706, 53684, 91412, 228157, 388501, 456314, 777002, 912628, 1554004, 306710113, 613420226, 1226840452, 5214071921, 10428143842, 20856287684]

約数ペア:

[(1, 20856287684), (2, 10428143842), (4, 5214071921), (17, 1226840452), (34, 613420226), (68, 306710113), (13421, 1554004), (22853, 912628), (26842, 777002), (45706, 456314), (53684, 388501), (91412, 228157)]