207974652070

素因数分解:

$2^1\times 5^1\times {\mathrm{21011}}^1\times {\mathrm{989837}}^1$

素因数の和:1010855

約数の個数: 16

約数和(自身を含む): 374372569008

約数和(自身を除く): 166397916938

約数列:

[1, 2, 5, 10, 21011, 42022, 105055, 210110, 989837, 1979674, 4949185, 9898370, 20797465207, 41594930414, 103987326035, 207974652070]

約数ペア:

[(1, 207974652070), (2, 103987326035), (5, 41594930414), (10, 20797465207), (21011, 9898370), (42022, 4949185), (105055, 1979674), (210110, 989837)]