20419754

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{13967}}^1$

素因数の和:14029

約数の個数: 16

約数和(自身を含む): 33187968

約数和(自身を除く): 12768214

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 13967, 27934, 237439, 474878, 600581, 1201162, 10209877, 20419754]

約数ペア:

[(1, 20419754), (2, 10209877), (17, 1201162), (34, 600581), (43, 474878), (86, 237439), (731, 27934), (1462, 13967)]