20836611

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{8011}}^1$

素因数の和:8051

約数の個数: 18

約数和(自身を含む): 31975892

約数和(自身を除く): 11139281

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 8011, 24033, 72099, 136187, 408561, 1225683, 2315179, 6945537, 20836611]

約数ペア:

[(1, 20836611), (3, 6945537), (9, 2315179), (17, 1225683), (51, 408561), (153, 136187), (289, 72099), (867, 24033), (2601, 8011)]