20595465

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 42771456

約数和(自身を除く): 22175991

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 67, 69, 81, 99, 115, 135, 165, 201, 207, 243, 253, 297, 335, 345, 405, 495, 603, 621, 737, 759, 891, 1005, 1035, 1215, 1265, 1485, 1541, 1809, 1863, 2211, 2277, 2673, 3015, 3105, 3685, 3795, 4455, 4623, 5427, 5589, 6633, 6831, 7705, 9045, 9315, 11055, 11385, 13365, 13869, 16281, 16951, 19899, 20493, 23115, 27135, 27945, 33165, 34155, 41607, 50853, 59697, 61479, 69345, 81405, 84755, 99495, 102465, 124821, 152559, 179091, 208035, 254265, 298485, 307395, 374463, 457677, 624105, 762795, 895455, 1373031, 1872315, 2288385, 4119093, 6865155, 20595465]

約数ペア:

[(1, 20595465), (3, 6865155), (5, 4119093), (9, 2288385), (11, 1872315), (15, 1373031), (23, 895455), (27, 762795), (33, 624105), (45, 457677), (55, 374463), (67, 307395), (69, 298485), (81, 254265), (99, 208035), (115, 179091), (135, 152559), (165, 124821), (201, 102465), (207, 99495), (243, 84755), (253, 81405), (297, 69345), (335, 61479), (345, 59697), (405, 50853), (495, 41607), (603, 34155), (621, 33165), (737, 27945), (759, 27135), (891, 23115), (1005, 20493), (1035, 19899), (1215, 16951), (1265, 16281), (1485, 13869), (1541, 13365), (1809, 11385), (1863, 11055), (2211, 9315), (2277, 9045), (2673, 7705), (3015, 6831), (3105, 6633), (3685, 5589), (3795, 5427), (4455, 4623)]