19142981

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{509}}^1$

素因数の和:796

約数の個数: 16

約数和(自身を含む): 22619520

約数和(自身を除く): 3476539

約数列:

[1, 11, 13, 143, 263, 509, 2893, 3419, 5599, 6617, 37609, 72787, 133867, 1472537, 1740271, 19142981]

約数ペア:

[(1, 19142981), (11, 1740271), (13, 1472537), (143, 133867), (263, 72787), (509, 37609), (2893, 6617), (3419, 5599)]