19126460

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{9859}}^1$

素因数の和:9965

約数の個数: 24

約数和(自身を含む): 40583760

約数和(自身を除く): 21457300

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 9859, 19718, 39436, 49295, 98590, 197180, 956323, 1912646, 3825292, 4781615, 9563230, 19126460]

約数ペア:

[(1, 19126460), (2, 9563230), (4, 4781615), (5, 3825292), (10, 1912646), (20, 956323), (97, 197180), (194, 98590), (388, 49295), (485, 39436), (970, 19718), (1940, 9859)]