20272428

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{51193}}^1$

素因数の和:51214

約数の個数: 36

約数和(自身を含む): 55903848

約数和(自身を除く): 35631420

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 51193, 102386, 153579, 204772, 307158, 460737, 563123, 614316, 921474, 1126246, 1689369, 1842948, 2252492, 3378738, 5068107, 6757476, 10136214, 20272428]

約数ペア:

[(1, 20272428), (2, 10136214), (3, 6757476), (4, 5068107), (6, 3378738), (9, 2252492), (11, 1842948), (12, 1689369), (18, 1126246), (22, 921474), (33, 614316), (36, 563123), (44, 460737), (66, 307158), (99, 204772), (132, 153579), (198, 102386), (396, 51193)]