18515868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4159}}^1$

素因数の和:4226

約数の個数: 48

約数和(自身を含む): 50319360

約数和(自身を除く): 31803492

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 84, 106, 159, 212, 318, 371, 636, 742, 1113, 1484, 2226, 4159, 4452, 8318, 12477, 16636, 24954, 29113, 49908, 58226, 87339, 116452, 174678, 220427, 349356, 440854, 661281, 881708, 1322562, 1542989, 2645124, 3085978, 4628967, 6171956, 9257934, 18515868]

約数ペア:

[(1, 18515868), (2, 9257934), (3, 6171956), (4, 4628967), (6, 3085978), (7, 2645124), (12, 1542989), (14, 1322562), (21, 881708), (28, 661281), (42, 440854), (53, 349356), (84, 220427), (106, 174678), (159, 116452), (212, 87339), (318, 58226), (371, 49908), (636, 29113), (742, 24954), (1113, 16636), (1484, 12477), (2226, 8318), (4159, 4452)]