20669210

素因数分解:

$2^1\times 5^1\times {\mathrm{1201}}^1\times {\mathrm{1721}}^1$

素因数の和:2929

約数の個数: 16

約数和(自身を含む): 37257192

約数和(自身を除く): 16587982

約数列:

[1, 2, 5, 10, 1201, 1721, 2402, 3442, 6005, 8605, 12010, 17210, 2066921, 4133842, 10334605, 20669210]

約数ペア:

[(1, 20669210), (2, 10334605), (5, 4133842), (10, 2066921), (1201, 17210), (1721, 12010), (2402, 8605), (3442, 6005)]