20888903

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{6053}}^1$

素因数の和:6106

約数の個数: 16

約数和(自身を含む): 26153280

約数和(自身を除く): 5264377

約数列:

[1, 7, 17, 29, 119, 203, 493, 3451, 6053, 42371, 102901, 175537, 720307, 1228759, 2984129, 20888903]

約数ペア:

[(1, 20888903), (7, 2984129), (17, 1228759), (29, 720307), (119, 175537), (203, 102901), (493, 42371), (3451, 6053)]