20155288

素因数分解:

$2^3\times {\mathrm{311}}^1\times {\mathrm{8101}}^1$

素因数の和:8418

約数の個数: 16

約数和(自身を含む): 37917360

約数和(自身を除く): 17762072

約数列:

[1, 2, 4, 8, 311, 622, 1244, 2488, 8101, 16202, 32404, 64808, 2519411, 5038822, 10077644, 20155288]

約数ペア:

[(1, 20155288), (2, 10077644), (4, 5038822), (8, 2519411), (311, 64808), (622, 32404), (1244, 16202), (2488, 8101)]