20194687910

素因数分解:

$2^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{3861317}}^1$

素因数の和:3861847

約数の個数: 16

約数和(自身を含む): 36419951376

約数和(自身を除く): 16225263466

約数列:

[1, 2, 5, 10, 523, 1046, 2615, 5230, 3861317, 7722634, 19306585, 38613170, 2019468791, 4038937582, 10097343955, 20194687910]

約数ペア:

[(1, 20194687910), (2, 10097343955), (5, 4038937582), (10, 2019468791), (523, 38613170), (1046, 19306585), (2615, 7722634), (5230, 3861317)]