19291228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{1301}}^1$

素因数の和:1653

約数の個数: 24

約数和(自身を含む): 36966384

約数和(自身を除く): 17675156

約数列:

[1, 2, 4, 11, 22, 44, 337, 674, 1301, 1348, 2602, 3707, 5204, 7414, 14311, 14828, 28622, 57244, 438437, 876874, 1753748, 4822807, 9645614, 19291228]

約数ペア:

[(1, 19291228), (2, 9645614), (4, 4822807), (11, 1753748), (22, 876874), (44, 438437), (337, 57244), (674, 28622), (1301, 14828), (1348, 14311), (2602, 7414), (3707, 5204)]