12918584

素因数分解:

$2^3\times 7^1\times {\mathrm{349}}^1\times {\mathrm{661}}^1$

素因数の和:1023

約数の個数: 32

約数和(自身を含む): 27804000

約数和(自身を除く): 14885416

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 349, 661, 698, 1322, 1396, 2443, 2644, 2792, 4627, 4886, 5288, 9254, 9772, 18508, 19544, 37016, 230689, 461378, 922756, 1614823, 1845512, 3229646, 6459292, 12918584]

約数ペア:

[(1, 12918584), (2, 6459292), (4, 3229646), (7, 1845512), (8, 1614823), (14, 922756), (28, 461378), (56, 230689), (349, 37016), (661, 19544), (698, 18508), (1322, 9772), (1396, 9254), (2443, 5288), (2644, 4886), (2792, 4627)]