20340849

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{193}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 29379360

約数和(自身を除く): 9038511

約数列:

[1, 3, 19, 43, 57, 129, 193, 579, 817, 1849, 2451, 3667, 5547, 8299, 11001, 24897, 35131, 105393, 157681, 356857, 473043, 1070571, 6780283, 20340849]

約数ペア:

[(1, 20340849), (3, 6780283), (19, 1070571), (43, 473043), (57, 356857), (129, 157681), (193, 105393), (579, 35131), (817, 24897), (1849, 11001), (2451, 8299), (3667, 5547)]