12026791

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2917}}^1$

素因数の和:2974

約数の個数: 16

約数和(自身を含む): 14940160

約数和(自身を除く): 2913369

約数列:

[1, 7, 19, 31, 133, 217, 589, 2917, 4123, 20419, 55423, 90427, 387961, 632989, 1718113, 12026791]

約数ペア:

[(1, 12026791), (7, 1718113), (19, 632989), (31, 387961), (133, 90427), (217, 55423), (589, 20419), (2917, 4123)]