20265945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{193009}}^1$

素因数の和:193024

約数の個数: 16

約数和(自身を含む): 37057920

約数和(自身を除く): 16791975

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 193009, 579027, 965045, 1351063, 2895135, 4053189, 6755315, 20265945]

約数ペア:

[(1, 20265945), (3, 6755315), (5, 4053189), (7, 2895135), (15, 1351063), (21, 965045), (35, 579027), (105, 193009)]