20529674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{3631}}^1$

素因数の和:3901

約数の個数: 16

約数和(自身を含む): 33734016

約数和(自身を除く): 13204342

約数列:

[1, 2, 11, 22, 257, 514, 2827, 3631, 5654, 7262, 39941, 79882, 933167, 1866334, 10264837, 20529674]

約数ペア:

[(1, 20529674), (2, 10264837), (11, 1866334), (22, 933167), (257, 79882), (514, 39941), (2827, 7262), (3631, 5654)]