20914399

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:582

約数の個数: 16

約数和(自身を含む): 23569920

約数和(自身を除く): 2655521

約数列:

[1, 11, 61, 71, 439, 671, 781, 4331, 4829, 26779, 31169, 47641, 294569, 342859, 1901309, 20914399]

約数ペア:

[(1, 20914399), (11, 1901309), (61, 342859), (71, 294569), (439, 47641), (671, 31169), (781, 26779), (4331, 4829)]