20197427

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:442

約数の個数: 16

約数和(自身を含む): 22083840

約数和(自身を除く): 1886413

約数列:

[1, 23, 29, 107, 283, 667, 2461, 3103, 6509, 8207, 30281, 71369, 188761, 696463, 878149, 20197427]

約数ペア:

[(1, 20197427), (23, 878149), (29, 696463), (107, 188761), (283, 71369), (667, 30281), (2461, 8207), (3103, 6509)]