28209923918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1871}}^1\times {\mathrm{685339}}^1$

素因数の和:687223

約数の個数: 16

約数和(自身を含む): 46186433280

約数和(自身を除く): 17976509362

約数列:

[1, 2, 11, 22, 1871, 3742, 20581, 41162, 685339, 1370678, 7538729, 15077458, 1282269269, 2564538538, 14104961959, 28209923918]

約数ペア:

[(1, 28209923918), (2, 14104961959), (11, 2564538538), (22, 1282269269), (1871, 15077458), (3742, 7538729), (20581, 1370678), (41162, 685339)]