18515691669

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{28493}}^1$

素因数の和:28677

約数の個数: 32

約数和(自身を含む): 25948232064

約数和(自身を除く): 7432540395

約数列:

[1, 3, 53, 61, 67, 159, 183, 201, 3233, 3551, 4087, 9699, 10653, 12261, 28493, 85479, 216611, 649833, 1510129, 1738073, 1909031, 4530387, 5214219, 5727093, 92117869, 101178643, 116450891, 276353607, 303535929, 349352673, 6171897223, 18515691669]

約数ペア:

[(1, 18515691669), (3, 6171897223), (53, 349352673), (61, 303535929), (67, 276353607), (159, 116450891), (183, 101178643), (201, 92117869), (3233, 5727093), (3551, 5214219), (4087, 4530387), (9699, 1909031), (10653, 1738073), (12261, 1510129), (28493, 649833), (85479, 216611)]