13039985

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19609}}^1$

素因数の和:19640

約数の個数: 16

約数和(自身を含む): 18825600

約数和(自身を除く): 5785615

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 19609, 98045, 137263, 372571, 686315, 1862855, 2607997, 13039985]

約数ペア:

[(1, 13039985), (5, 2607997), (7, 1862855), (19, 686315), (35, 372571), (95, 137263), (133, 98045), (665, 19609)]