20804557669

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{1361}}^1\times {\mathrm{30757}}^1$

素因数の和:32196

約数の個数: 16

約数和(自身を含む): 24130020096

約数和(自身を除く): 3325462427

約数列:

[1, 7, 71, 497, 1361, 9527, 30757, 96631, 215299, 676417, 2183747, 15286229, 41860277, 293021939, 2972079667, 20804557669]

約数ペア:

[(1, 20804557669), (7, 2972079667), (71, 293021939), (497, 41860277), (1361, 15286229), (9527, 2183747), (30757, 676417), (96631, 215299)]