20887674

素因数分解:

$2^1\times 3^1\times {\mathrm{173}}^1\times {\mathrm{20123}}^1$

素因数の和:20301

約数の個数: 16

約数和(自身を含む): 42018912

約数和(自身を除く): 21131238

約数列:

[1, 2, 3, 6, 173, 346, 519, 1038, 20123, 40246, 60369, 120738, 3481279, 6962558, 10443837, 20887674]

約数ペア:

[(1, 20887674), (2, 10443837), (3, 6962558), (6, 3481279), (173, 120738), (346, 60369), (519, 40246), (1038, 20123)]