20743315

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{3343}}^1$

素因数の和:3438

約数の個数: 16

約数和(自身を含む): 26725248

約数和(自身を除く): 5981933

約数列:

[1, 5, 17, 73, 85, 365, 1241, 3343, 6205, 16715, 56831, 244039, 284155, 1220195, 4148663, 20743315]

約数ペア:

[(1, 20743315), (5, 4148663), (17, 1220195), (73, 284155), (85, 244039), (365, 56831), (1241, 16715), (3343, 6205)]