19307903

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{433}}^1$

素因数の和:554

約数の個数: 16

約数和(自身を含む): 21311136

約数和(自身を除く): 2003233

約数列:

[1, 17, 43, 61, 433, 731, 1037, 2623, 7361, 18619, 26413, 44591, 316523, 449021, 1135759, 19307903]

約数ペア:

[(1, 19307903), (17, 1135759), (43, 449021), (61, 316523), (433, 44591), (731, 26413), (1037, 18619), (2623, 7361)]