20328297

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{26783}}^1$

素因数の和:26820

約数の個数: 16

約数和(自身を含む): 30855168

約数和(自身を除く): 10526871

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 26783, 80349, 294613, 616009, 883839, 1848027, 6776099, 20328297]

約数ペア:

[(1, 20328297), (3, 6776099), (11, 1848027), (23, 883839), (33, 616009), (69, 294613), (253, 80349), (759, 26783)]