20618100865

素因数分解:

$5^1\times {\mathrm{523}}^1\times {\mathrm{907}}^1\times {\mathrm{8693}}^1$

素因数の和:10128

約数の個数: 16

約数和(自身を含む): 24819213888

約数和(自身を除く): 4201113023

約数列:

[1, 5, 523, 907, 2615, 4535, 8693, 43465, 474361, 2371805, 4546439, 7884551, 22732195, 39422755, 4123620173, 20618100865]

約数ペア:

[(1, 20618100865), (5, 4123620173), (523, 39422755), (907, 22732195), (2615, 7884551), (4535, 4546439), (8693, 2371805), (43465, 474361)]