20746345

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2027}}^1$

素因数の和:2144

約数の個数: 16

約数和(自身を含む): 26282880

約数和(自身を除く): 5536535

約数列:

[1, 5, 23, 89, 115, 445, 2027, 2047, 10135, 10235, 46621, 180403, 233105, 902015, 4149269, 20746345]

約数ペア:

[(1, 20746345), (5, 4149269), (23, 902015), (89, 233105), (115, 180403), (445, 46621), (2027, 10235), (2047, 10135)]