20805059

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1567}}^1$

素因数の和:1666

約数の個数: 16

約数和(自身を含む): 24385536

約数和(自身を除く): 3580477

約数列:

[1, 11, 17, 71, 187, 781, 1207, 1567, 13277, 17237, 26639, 111257, 293029, 1223827, 1891369, 20805059]

約数ペア:

[(1, 20805059), (11, 1891369), (17, 1223827), (71, 293029), (187, 111257), (781, 26639), (1207, 17237), (1567, 13277)]