19823817

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11821}}^1$

素因数の和:11880

約数の個数: 16

約数和(自身を含む): 29129408

約数和(自身を除く): 9305591

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 11821, 35463, 153673, 461019, 508303, 1524909, 6607939, 19823817]

約数ペア:

[(1, 19823817), (3, 6607939), (13, 1524909), (39, 508303), (43, 461019), (129, 153673), (559, 35463), (1677, 11821)]