18936856

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{55049}}^1$

素因数の和:55098

約数の個数: 16

約数和(自身を含む): 36333000

約数和(自身を除く): 17396144

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 55049, 110098, 220196, 440392, 2367107, 4734214, 9468428, 18936856]

約数ペア:

[(1, 18936856), (2, 9468428), (4, 4734214), (8, 2367107), (43, 440392), (86, 220196), (172, 110098), (344, 55049)]