20486622

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{262649}}^1$

素因数の和:262667

約数の個数: 16

約数和(自身を含む): 44125200

約数和(自身を除く): 23638578

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 262649, 525298, 787947, 1575894, 3414437, 6828874, 10243311, 20486622]

約数ペア:

[(1, 20486622), (2, 10243311), (3, 6828874), (6, 3414437), (13, 1575894), (26, 787947), (39, 525298), (78, 262649)]