18889938

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{8011}}^1$

素因数の和:8150

約数の個数: 24

約数和(自身を含む): 41245776

約数和(自身を除く): 22355838

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 8011, 16022, 24033, 48066, 72099, 144198, 1049441, 2098882, 3148323, 6296646, 9444969, 18889938]

約数ペア:

[(1, 18889938), (2, 9444969), (3, 6296646), (6, 3148323), (9, 2098882), (18, 1049441), (131, 144198), (262, 72099), (393, 48066), (786, 24033), (1179, 16022), (2358, 8011)]