20144578223

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{859}}^1\times {\mathrm{304561}}^1$

素因数の和:305438

約数の個数: 16

約数和(自身を含む): 25144638720

約数和(自身を除く): 5000060497

約数列:

[1, 7, 11, 77, 859, 6013, 9449, 66143, 304561, 2131927, 3350171, 23451197, 261617899, 1831325293, 2877796889, 20144578223]

約数ペア:

[(1, 20144578223), (7, 2877796889), (11, 1831325293), (77, 261617899), (859, 23451197), (6013, 3350171), (9449, 2131927), (66143, 304561)]