20844862

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{28871}}^1$

素因数の和:28911

約数の個数: 12

約数和(自身を含む): 33000696

約数和(自身を除く): 12155834

約数列:

[1, 2, 19, 38, 361, 722, 28871, 57742, 548549, 1097098, 10422431, 20844862]

約数ペア:

[(1, 20844862), (2, 10422431), (19, 1097098), (38, 548549), (361, 57742), (722, 28871)]