20054689

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:440

約数の個数: 16

約数和(自身を含む): 21928320

約数和(自身を除く): 1873631

約数列:

[1, 23, 29, 107, 281, 667, 2461, 3103, 6463, 8149, 30067, 71369, 187427, 691541, 871943, 20054689]

約数ペア:

[(1, 20054689), (23, 871943), (29, 691541), (107, 187427), (281, 71369), (667, 30067), (2461, 8149), (3103, 6463)]