20294277

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{919}}^1$

素因数の和:1372

約数の個数: 16

約数和(自身を含む): 28748160

約数和(自身を除く): 8453883

約数列:

[1, 3, 17, 51, 433, 919, 1299, 2757, 7361, 15623, 22083, 46869, 397927, 1193781, 6764759, 20294277]

約数ペア:

[(1, 20294277), (3, 6764759), (17, 1193781), (51, 397927), (433, 46869), (919, 22083), (1299, 15623), (2757, 7361)]