12428336

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{3943}}^1$

素因数の和:4148

約数の個数: 20

約数和(自身を含む): 24208272

約数和(自身を除く): 11779936

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 3943, 7886, 15772, 31544, 63088, 776771, 1553542, 3107084, 6214168, 12428336]

約数ペア:

[(1, 12428336), (2, 6214168), (4, 3107084), (8, 1553542), (16, 776771), (197, 63088), (394, 31544), (788, 15772), (1576, 7886), (3152, 3943)]