20227761

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4079}}^1$

素因数の和:4133

約数の個数: 24

約数和(自身を含む): 31824000

約数和(自身を除く): 11596239

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 4079, 4959, 12237, 36711, 77501, 118291, 232503, 354873, 697509, 1064619, 2247529, 6742587, 20227761]

約数ペア:

[(1, 20227761), (3, 6742587), (9, 2247529), (19, 1064619), (29, 697509), (57, 354873), (87, 232503), (171, 118291), (261, 77501), (551, 36711), (1653, 12237), (4079, 4959)]