20116564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{8231}}^1$

素因数の和:8295

約数の個数: 24

約数和(自身を含む): 38723328

約数和(自身を除く): 18606764

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 8231, 16462, 32924, 107003, 214006, 386857, 428012, 773714, 1547428, 5029141, 10058282, 20116564]

約数ペア:

[(1, 20116564), (2, 10058282), (4, 5029141), (13, 1547428), (26, 773714), (47, 428012), (52, 386857), (94, 214006), (188, 107003), (611, 32924), (1222, 16462), (2444, 8231)]