19801666862

素因数分解:

$2^1\times {\mathrm{727}}^1\times {\mathrm{3011}}^1\times {\mathrm{4523}}^1$

素因数の和:8263

約数の個数: 16

約数和(自身を含む): 29759812992

約数和(自身を除く): 9958146130

約数列:

[1, 2, 727, 1454, 3011, 4523, 6022, 9046, 2188997, 3288221, 4377994, 6576442, 13618753, 27237506, 9900833431, 19801666862]

約数ペア:

[(1, 19801666862), (2, 9900833431), (727, 27237506), (1454, 13618753), (3011, 6576442), (4523, 4377994), (6022, 3288221), (9046, 2188997)]