20342475

素因数分解:

$3^3\times 5^2\times {\mathrm{30137}}^1$

素因数の和:30156

約数の個数: 24

約数和(自身を含む): 37371120

約数和(自身を除く): 17028645

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 30137, 90411, 150685, 271233, 452055, 753425, 813699, 1356165, 2260275, 4068495, 6780825, 20342475]

約数ペア:

[(1, 20342475), (3, 6780825), (5, 4068495), (9, 2260275), (15, 1356165), (25, 813699), (27, 753425), (45, 452055), (75, 271233), (135, 150685), (225, 90411), (675, 30137)]