19767051

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:400

約数の個数: 32

約数和(自身を含む): 30912000

約数和(自身を除く): 11144949

約数列:

[1, 3, 9, 23, 27, 69, 139, 207, 229, 417, 621, 687, 1251, 2061, 3197, 3753, 5267, 6183, 9591, 15801, 28773, 31831, 47403, 86319, 95493, 142209, 286479, 732113, 859437, 2196339, 6589017, 19767051]

約数ペア:

[(1, 19767051), (3, 6589017), (9, 2196339), (23, 859437), (27, 732113), (69, 286479), (139, 142209), (207, 95493), (229, 86319), (417, 47403), (621, 31831), (687, 28773), (1251, 15801), (2061, 9591), (3197, 6183), (3753, 5267)]