20008192

素因数分解:

$2^8\times {\mathrm{78157}}^1$

素因数の和:78173

約数の個数: 18

約数和(自身を含む): 39938738

約数和(自身を除く): 19930546

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 78157, 156314, 312628, 625256, 1250512, 2501024, 5002048, 10004096, 20008192]

約数ペア:

[(1, 20008192), (2, 10004096), (4, 5002048), (8, 2501024), (16, 1250512), (32, 625256), (64, 312628), (128, 156314), (256, 78157)]