19938642711

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{2141}}^1\times {\mathrm{238789}}^1$

素因数の和:240946

約数の個数: 16

約数和(自身を含む): 28643338080

約数和(自身を除く): 8704695369

約数列:

[1, 3, 13, 39, 2141, 6423, 27833, 83499, 238789, 716367, 3104257, 9312771, 511247249, 1533741747, 6646214237, 19938642711]

約数ペア:

[(1, 19938642711), (3, 6646214237), (13, 1533741747), (39, 511247249), (2141, 9312771), (6423, 3104257), (27833, 716367), (83499, 238789)]