20669385

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{125269}}^1$

素因数の和:125288

約数の個数: 16

約数和(自身を含む): 36077760

約数和(自身を除く): 15408375

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 125269, 375807, 626345, 1377959, 1879035, 4133877, 6889795, 20669385]

約数ペア:

[(1, 20669385), (3, 6889795), (5, 4133877), (11, 1879035), (15, 1377959), (33, 626345), (55, 375807), (165, 125269)]