19921508

素因数分解:

$2^2\times {\mathrm{1151}}^1\times {\mathrm{4327}}^1$

素因数の和:5482

約数の個数: 12

約数和(自身を含む): 34900992

約数和(自身を除く): 14979484

約数列:

[1, 2, 4, 1151, 2302, 4327, 4604, 8654, 17308, 4980377, 9960754, 19921508]

約数ペア:

[(1, 19921508), (2, 9960754), (4, 4980377), (1151, 17308), (2302, 8654), (4327, 4604)]