20701485

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{65719}}^1$

素因数の和:65737

約数の個数: 24

約数和(自身を含む): 41009280

約数和(自身を除く): 20307795

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 65719, 197157, 328595, 460033, 591471, 985785, 1380099, 2300165, 2957355, 4140297, 6900495, 20701485]

約数ペア:

[(1, 20701485), (3, 6900495), (5, 4140297), (7, 2957355), (9, 2300165), (15, 1380099), (21, 985785), (35, 591471), (45, 460033), (63, 328595), (105, 197157), (315, 65719)]