19528828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{443837}}^1$

素因数の和:443852

約数の個数: 12

約数和(自身を含む): 37282392

約数和(自身を除く): 17753564

約数列:

[1, 2, 4, 11, 22, 44, 443837, 887674, 1775348, 4882207, 9764414, 19528828]

約数ペア:

[(1, 19528828), (2, 9764414), (4, 4882207), (11, 1775348), (22, 887674), (44, 443837)]