218974256

素因数分解:

$2^4\times {\mathrm{1291}}^1\times {\mathrm{10601}}^1$

素因数の和:11900

約数の個数: 20

約数和(自身を含む): 424631304

約数和(自身を除く): 205657048

約数列:

[1, 2, 4, 8, 16, 1291, 2582, 5164, 10328, 10601, 20656, 21202, 42404, 84808, 169616, 13685891, 27371782, 54743564, 109487128, 218974256]

約数ペア:

[(1, 218974256), (2, 109487128), (4, 54743564), (8, 27371782), (16, 13685891), (1291, 169616), (2582, 84808), (5164, 42404), (10328, 21202), (10601, 20656)]