20375047

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2473}}^1$

素因数の和:2598

約数の個数: 16

約数和(自身を含む): 25650432

約数和(自身を除く): 5275385

約数列:

[1, 7, 11, 77, 107, 749, 1177, 2473, 8239, 17311, 27203, 190421, 264611, 1852277, 2910721, 20375047]

約数ペア:

[(1, 20375047), (7, 2910721), (11, 1852277), (77, 264611), (107, 190421), (749, 27203), (1177, 17311), (2473, 8239)]