20444782

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{563}}^1$

素因数の和:903

約数の個数: 16

約数和(自身を含む): 31295232

約数和(自身を除く): 10850450

約数列:

[1, 2, 67, 134, 271, 542, 563, 1126, 18157, 36314, 37721, 75442, 152573, 305146, 10222391, 20444782]

約数ペア:

[(1, 20444782), (2, 10222391), (67, 305146), (134, 152573), (271, 75442), (542, 37721), (563, 36314), (1126, 18157)]