2189648

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{1279}}^1$

素因数の和:1394

約数の個数: 20

約数和(自身を含む): 4285440

約数和(自身を除く): 2095792

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1279, 1712, 2558, 5116, 10232, 20464, 136853, 273706, 547412, 1094824, 2189648]

約数ペア:

[(1, 2189648), (2, 1094824), (4, 547412), (8, 273706), (16, 136853), (107, 20464), (214, 10232), (428, 5116), (856, 2558), (1279, 1712)]