20985306

素因数分解:

$2^1\times 3^1\times {\mathrm{829}}^1\times {\mathrm{4219}}^1$

素因数の和:5053

約数の個数: 16

約数和(自身を含む): 42031200

約数和(自身を除く): 21045894

約数列:

[1, 2, 3, 6, 829, 1658, 2487, 4219, 4974, 8438, 12657, 25314, 3497551, 6995102, 10492653, 20985306]

約数ペア:

[(1, 20985306), (2, 10492653), (3, 6995102), (6, 3497551), (829, 25314), (1658, 12657), (2487, 8438), (4219, 4974)]