8638149530

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2112017}}^1$

素因数の和:2112433

約数の個数: 16

約数和(自身を含む): 15586692840

約数和(自身を除く): 6948543310

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 2112017, 4224034, 10560085, 21120170, 863814953, 1727629906, 4319074765, 8638149530]

約数ペア:

[(1, 8638149530), (2, 4319074765), (5, 1727629906), (10, 863814953), (409, 21120170), (818, 10560085), (2045, 4224034), (4090, 2112017)]