20588169

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{26497}}^1$

素因数の和:26544

約数の個数: 16

約数和(自身を含む): 32221568

約数和(自身を除く): 11633399

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 26497, 79491, 185479, 556437, 980389, 2941167, 6862723, 20588169]

約数ペア:

[(1, 20588169), (3, 6862723), (7, 2941167), (21, 980389), (37, 556437), (111, 185479), (259, 79491), (777, 26497)]