20666454

素因数分解:

$2^1\times 3^1\times {\mathrm{457}}^1\times {\mathrm{7537}}^1$

素因数の和:7999

約数の個数: 16

約数和(自身を含む): 41428848

約数和(自身を除く): 20762394

約数列:

[1, 2, 3, 6, 457, 914, 1371, 2742, 7537, 15074, 22611, 45222, 3444409, 6888818, 10333227, 20666454]

約数ペア:

[(1, 20666454), (2, 10333227), (3, 6888818), (6, 3444409), (457, 45222), (914, 22611), (1371, 15074), (2742, 7537)]