12540872

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{22079}}^1$

素因数の和:22156

約数の個数: 16

約数和(自身を含む): 23846400

約数和(自身を除く): 11305528

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 22079, 44158, 88316, 176632, 1567609, 3135218, 6270436, 12540872]

約数ペア:

[(1, 12540872), (2, 6270436), (4, 3135218), (8, 1567609), (71, 176632), (142, 88316), (284, 44158), (568, 22079)]