2000990019

素因数分解:

$3^1\times 7^2\times {\mathrm{2381}}^1\times {\mathrm{5717}}^1$

素因数の和:8115

約数の個数: 24

約数和(自身を含む): 3105422928

約数和(自身を除く): 1104432909

約数列:

[1, 3, 7, 21, 49, 147, 2381, 5717, 7143, 16667, 17151, 40019, 50001, 116669, 120057, 280133, 350007, 840399, 13612177, 40836531, 95285239, 285855717, 666996673, 2000990019]

約数ペア:

[(1, 2000990019), (3, 666996673), (7, 285855717), (21, 95285239), (49, 40836531), (147, 13612177), (2381, 840399), (5717, 350007), (7143, 280133), (16667, 120057), (17151, 116669), (40019, 50001)]