18520202

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{2339}}^1$

素因数の和:2485

約数の個数: 16

約数和(自身を含む): 28810080

約数和(自身を除く): 10289878

約数列:

[1, 2, 37, 74, 107, 214, 2339, 3959, 4678, 7918, 86543, 173086, 250273, 500546, 9260101, 18520202]

約数ペア:

[(1, 18520202), (2, 9260101), (37, 500546), (74, 250273), (107, 173086), (214, 86543), (2339, 7918), (3959, 4678)]