19489763

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{433}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 21665280

約数和(自身を除く): 2175517

約数列:

[1, 19, 23, 103, 433, 437, 1957, 2369, 8227, 9959, 44599, 45011, 189221, 847381, 1025777, 19489763]

約数ペア:

[(1, 19489763), (19, 1025777), (23, 847381), (103, 189221), (433, 45011), (437, 44599), (1957, 9959), (2369, 8227)]