18800145

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4591}}^1$

素因数の和:4622

約数の個数: 48

約数和(自身を含む): 40115712

約数和(自身を除く): 21315567

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 4095, 4591, 13773, 22955, 32137, 41319, 59683, 68865, 96411, 160685, 179049, 206595, 289233, 298415, 417781, 482055, 537147, 895245, 1253343, 1446165, 2088905, 2685735, 3760029, 6266715, 18800145]

約数ペア:

[(1, 18800145), (3, 6266715), (5, 3760029), (7, 2685735), (9, 2088905), (13, 1446165), (15, 1253343), (21, 895245), (35, 537147), (39, 482055), (45, 417781), (63, 298415), (65, 289233), (91, 206595), (105, 179049), (117, 160685), (195, 96411), (273, 68865), (315, 59683), (455, 41319), (585, 32137), (819, 22955), (1365, 13773), (4095, 4591)]