20816697

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{4967}}^1$

素因数の和:5108

約数の個数: 16

約数和(自身を含む): 30523392

約数和(自身を除く): 9706695

約数列:

[1, 3, 11, 33, 127, 381, 1397, 4191, 4967, 14901, 54637, 163911, 630809, 1892427, 6938899, 20816697]

約数ペア:

[(1, 20816697), (3, 6938899), (11, 1892427), (33, 630809), (127, 163911), (381, 54637), (1397, 14901), (4191, 4967)]