20742175036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{719}}^1\times {\mathrm{655651}}^1$

素因数の和:656385

約数の個数: 24

約数和(自身を含む): 39653832960

約数和(自身を除く): 18911657924

約数列:

[1, 2, 4, 11, 22, 44, 719, 1438, 2876, 7909, 15818, 31636, 655651, 1311302, 2622604, 7212161, 14424322, 28848644, 471413069, 942826138, 1885652276, 5185543759, 10371087518, 20742175036]

約数ペア:

[(1, 20742175036), (2, 10371087518), (4, 5185543759), (11, 1885652276), (22, 942826138), (44, 471413069), (719, 28848644), (1438, 14424322), (2876, 7212161), (7909, 2622604), (15818, 1311302), (31636, 655651)]