20711955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{125527}}^1$

素因数の和:125546

約数の個数: 16

約数和(自身を含む): 36152064

約数和(自身を除く): 15440109

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 125527, 376581, 627635, 1380797, 1882905, 4142391, 6903985, 20711955]

約数ペア:

[(1, 20711955), (3, 6903985), (5, 4142391), (11, 1882905), (15, 1380797), (33, 627635), (55, 376581), (165, 125527)]