19734759

素因数分解:

$3^6\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:159

約数の個数: 56

約数和(自身を含む): 33996672

約数和(自身を除く): 14261913

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 81, 99, 107, 207, 243, 253, 297, 321, 621, 729, 759, 891, 963, 1177, 1863, 2277, 2461, 2673, 2889, 3531, 5589, 6831, 7383, 8019, 8667, 10593, 16767, 20493, 22149, 26001, 27071, 31779, 61479, 66447, 78003, 81213, 95337, 184437, 199341, 243639, 286011, 598023, 730917, 858033, 1794069, 2192751, 6578253, 19734759]

約数ペア:

[(1, 19734759), (3, 6578253), (9, 2192751), (11, 1794069), (23, 858033), (27, 730917), (33, 598023), (69, 286011), (81, 243639), (99, 199341), (107, 184437), (207, 95337), (243, 81213), (253, 78003), (297, 66447), (321, 61479), (621, 31779), (729, 27071), (759, 26001), (891, 22149), (963, 20493), (1177, 16767), (1863, 10593), (2277, 8667), (2461, 8019), (2673, 7383), (2889, 6831), (3531, 5589)]