18327771

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 33696000

約数和(自身を除く): 15368229

約数列:

[1, 3, 7, 9, 11, 21, 33, 53, 63, 77, 99, 159, 231, 371, 477, 499, 583, 693, 1113, 1497, 1749, 3339, 3493, 4081, 4491, 5247, 5489, 10479, 12243, 16467, 26447, 31437, 36729, 38423, 49401, 79341, 115269, 185129, 238023, 290917, 345807, 555387, 872751, 1666161, 2036419, 2618253, 6109257, 18327771]

約数ペア:

[(1, 18327771), (3, 6109257), (7, 2618253), (9, 2036419), (11, 1666161), (21, 872751), (33, 555387), (53, 345807), (63, 290917), (77, 238023), (99, 185129), (159, 115269), (231, 79341), (371, 49401), (477, 38423), (499, 36729), (583, 31437), (693, 26447), (1113, 16467), (1497, 12243), (1749, 10479), (3339, 5489), (3493, 5247), (4081, 4491)]