20008654556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{6404819}}^1$

素因数の和:6404905

約数の個数: 24

約数和(自身を含む): 38736351360

約数和(自身を除く): 18727696804

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 6404819, 12809638, 25619276, 70453009, 140906018, 281812036, 454742149, 909484298, 1818968596, 5002163639, 10004327278, 20008654556]

約数ペア:

[(1, 20008654556), (2, 10004327278), (4, 5002163639), (11, 1818968596), (22, 909484298), (44, 454742149), (71, 281812036), (142, 140906018), (284, 70453009), (781, 25619276), (1562, 12809638), (3124, 6404819)]