20175274294

素因数分解:

$2^1\times 7^1\times {\mathrm{21841}}^1\times {\mathrm{65981}}^1$

素因数の和:87831

約数の個数: 16

約数和(自身を含む): 34588292256

約数和(自身を除く): 14413017962

約数列:

[1, 2, 7, 14, 21841, 43682, 65981, 131962, 152887, 305774, 461867, 923734, 1441091021, 2882182042, 10087637147, 20175274294]

約数ペア:

[(1, 20175274294), (2, 10087637147), (7, 2882182042), (14, 1441091021), (21841, 923734), (43682, 461867), (65981, 305774), (131962, 152887)]