12691288

素因数分解:

$2^3\times {\mathrm{311}}^1\times {\mathrm{5101}}^1$

素因数の和:5418

約数の個数: 16

約数和(自身を含む): 23877360

約数和(自身を除く): 11186072

約数列:

[1, 2, 4, 8, 311, 622, 1244, 2488, 5101, 10202, 20404, 40808, 1586411, 3172822, 6345644, 12691288]

約数ペア:

[(1, 12691288), (2, 6345644), (4, 3172822), (8, 1586411), (311, 40808), (622, 20404), (1244, 10202), (2488, 5101)]