20430165

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1087}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 37601280

約数和(自身を除く): 17171115

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 179, 537, 895, 1087, 1253, 2685, 3261, 3759, 5435, 6265, 7609, 16305, 18795, 22827, 38045, 114135, 194573, 583719, 972865, 1362011, 2918595, 4086033, 6810055, 20430165]

約数ペア:

[(1, 20430165), (3, 6810055), (5, 4086033), (7, 2918595), (15, 1362011), (21, 972865), (35, 583719), (105, 194573), (179, 114135), (537, 38045), (895, 22827), (1087, 18795), (1253, 16305), (2685, 7609), (3261, 6265), (3759, 5435)]