18672940105

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1\times {\mathrm{128147}}^1$

素因数の和:128496

約数の個数: 16

約数和(自身を含む): 22672969344

約数和(自身を除く): 4000029239

約数列:

[1, 5, 151, 193, 755, 965, 29143, 128147, 145715, 640735, 19350197, 24732371, 96750985, 123661855, 3734588021, 18672940105]

約数ペア:

[(1, 18672940105), (5, 3734588021), (151, 123661855), (193, 96750985), (755, 24732371), (965, 19350197), (29143, 640735), (128147, 145715)]