20804948297

素因数分解:

$7^1\times {\mathrm{659}}^1\times {\mathrm{1789}}^1\times {\mathrm{2521}}^1$

素因数の和:4976

約数の個数: 16

約数和(自身を含む): 23835926400

約数和(自身を除く): 3030978103

約数列:

[1, 7, 659, 1789, 2521, 4613, 12523, 17647, 1178951, 1661339, 4510069, 8252657, 11629373, 31570483, 2972135471, 20804948297]

約数ペア:

[(1, 20804948297), (7, 2972135471), (659, 31570483), (1789, 11629373), (2521, 8252657), (4613, 4510069), (12523, 1661339), (17647, 1178951)]