20836035

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1559}}^1$

素因数の和:1590

約数の個数: 48

約数和(自身を含む): 40884480

約数和(自身を除く): 20048445

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 243, 297, 405, 495, 891, 1215, 1485, 1559, 2673, 4455, 4677, 7795, 13365, 14031, 17149, 23385, 42093, 51447, 70155, 85745, 126279, 154341, 210465, 257235, 378837, 463023, 631395, 771705, 1389069, 1894185, 2315115, 4167207, 6945345, 20836035]

約数ペア:

[(1, 20836035), (3, 6945345), (5, 4167207), (9, 2315115), (11, 1894185), (15, 1389069), (27, 771705), (33, 631395), (45, 463023), (55, 378837), (81, 257235), (99, 210465), (135, 154341), (165, 126279), (243, 85745), (297, 70155), (405, 51447), (495, 42093), (891, 23385), (1215, 17149), (1485, 14031), (1559, 13365), (2673, 7795), (4455, 4677)]