13284380

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1033}}^1$

素因数の和:1685

約数の個数: 24

約数和(自身を含む): 27967632

約数和(自身を除く): 14683252

約数列:

[1, 2, 4, 5, 10, 20, 643, 1033, 1286, 2066, 2572, 3215, 4132, 5165, 6430, 10330, 12860, 20660, 664219, 1328438, 2656876, 3321095, 6642190, 13284380]

約数ペア:

[(1, 13284380), (2, 6642190), (4, 3321095), (5, 2656876), (10, 1328438), (20, 664219), (643, 20660), (1033, 12860), (1286, 10330), (2066, 6430), (2572, 5165), (3215, 4132)]