2018355568

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{190843}}^1$

素因数の和:191512

約数の個数: 20

約数和(自身を含む): 3916500568

約数和(自身を除く): 1898145000

約数列:

[1, 2, 4, 8, 16, 661, 1322, 2644, 5288, 10576, 190843, 381686, 763372, 1526744, 3053488, 126147223, 252294446, 504588892, 1009177784, 2018355568]

約数ペア:

[(1, 2018355568), (2, 1009177784), (4, 504588892), (8, 252294446), (16, 126147223), (661, 3053488), (1322, 1526744), (2644, 763372), (5288, 381686), (10576, 190843)]