20180936128

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{7333189}}^1$

素因数の和:7333244

約数の個数: 28

約数和(自身を含む): 40977865720

約数和(自身を除く): 20796929592

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 344, 688, 1376, 2752, 7333189, 14666378, 29332756, 58665512, 117331024, 234662048, 315327127, 469324096, 630654254, 1261308508, 2522617016, 5045234032, 10090468064, 20180936128]

約数ペア:

[(1, 20180936128), (2, 10090468064), (4, 5045234032), (8, 2522617016), (16, 1261308508), (32, 630654254), (43, 469324096), (64, 315327127), (86, 234662048), (172, 117331024), (344, 58665512), (688, 29332756), (1376, 14666378), (2752, 7333189)]