20123808039

素因数分解:

$3^2\times {\mathrm{229}}^1\times {\mathrm{2179}}^1\times {\mathrm{4481}}^1$

素因数の和:6895

約数の個数: 24

約数和(自身を含む): 29214572400

約数和(自身を除く): 9090764361

約数列:

[1, 3, 9, 229, 687, 2061, 2179, 4481, 6537, 13443, 19611, 40329, 498991, 1026149, 1496973, 3078447, 4490919, 9235341, 9764099, 29292297, 87876891, 2235978671, 6707936013, 20123808039]

約数ペア:

[(1, 20123808039), (3, 6707936013), (9, 2235978671), (229, 87876891), (687, 29292297), (2061, 9764099), (2179, 9235341), (4481, 4490919), (6537, 3078447), (13443, 1496973), (19611, 1026149), (40329, 498991)]