38987804

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{1283}}^1$

素因数の和:1465

約数の個数: 24

約数和(自身を含む): 69890688

約数和(自身を除く): 30902884

約数列:

[1, 2, 4, 71, 107, 142, 214, 284, 428, 1283, 2566, 5132, 7597, 15194, 30388, 91093, 137281, 182186, 274562, 364372, 549124, 9746951, 19493902, 38987804]

約数ペア:

[(1, 38987804), (2, 19493902), (4, 9746951), (71, 549124), (107, 364372), (142, 274562), (214, 182186), (284, 137281), (428, 91093), (1283, 30388), (2566, 15194), (5132, 7597)]