20412027

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 31680000

約数和(自身を除く): 11267973

約数列:

[1, 3, 9, 27, 29, 87, 131, 199, 261, 393, 597, 783, 1179, 1791, 3537, 3799, 5373, 5771, 11397, 17313, 26069, 34191, 51939, 78207, 102573, 155817, 234621, 703863, 756001, 2268003, 6804009, 20412027]

約数ペア:

[(1, 20412027), (3, 6804009), (9, 2268003), (27, 756001), (29, 703863), (87, 234621), (131, 155817), (199, 102573), (261, 78207), (393, 51939), (597, 34191), (783, 26069), (1179, 17313), (1791, 11397), (3537, 5771), (3799, 5373)]