20247717

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{9011}}^1$

素因数の和:9128

約数の個数: 16

約数和(自身を含む): 31145472

約数和(自身を除く): 10897755

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 9011, 27033, 63077, 189231, 964177, 2892531, 6749239, 20247717]

約数ペア:

[(1, 20247717), (3, 6749239), (7, 2892531), (21, 964177), (107, 189231), (321, 63077), (749, 27033), (2247, 9011)]