19211060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{87323}}^1$

素因数の和:87343

約数の個数: 24

約数和(自身を含む): 44011296

約数和(自身を除く): 24800236

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 87323, 174646, 349292, 436615, 873230, 960553, 1746460, 1921106, 3842212, 4802765, 9605530, 19211060]

約数ペア:

[(1, 19211060), (2, 9605530), (4, 4802765), (5, 3842212), (10, 1921106), (11, 1746460), (20, 960553), (22, 873230), (44, 436615), (55, 349292), (110, 174646), (220, 87323)]