20707797

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{27283}}^1$

素因数の和:27320

約数の個数: 16

約数和(自身を含む): 31431168

約数和(自身を除く): 10723371

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 27283, 81849, 300113, 627509, 900339, 1882527, 6902599, 20707797]

約数ペア:

[(1, 20707797), (3, 6902599), (11, 1882527), (23, 900339), (33, 627509), (69, 300113), (253, 81849), (759, 27283)]