18789856

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{5387}}^1$

素因数の和:5506

約数の個数: 24

約数和(自身を含む): 37338840

約数和(自身を除く): 18548984

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 5387, 10774, 21548, 43096, 86192, 172384, 587183, 1174366, 2348732, 4697464, 9394928, 18789856]

約数ペア:

[(1, 18789856), (2, 9394928), (4, 4697464), (8, 2348732), (16, 1174366), (32, 587183), (109, 172384), (218, 86192), (436, 43096), (872, 21548), (1744, 10774), (3488, 5387)]