19731283

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4451}}^1$

素因数の和:4506

約数の個数: 16

約数和(自身を含む): 23933952

約数和(自身を除く): 4202669

約数列:

[1, 11, 13, 31, 143, 341, 403, 4433, 4451, 48961, 57863, 137981, 636493, 1517791, 1793753, 19731283]

約数ペア:

[(1, 19731283), (11, 1793753), (13, 1517791), (31, 636493), (143, 137981), (341, 57863), (403, 48961), (4433, 4451)]