19377657

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{55207}}^1$

素因数の和:55229

約数の個数: 16

約数和(自身を含む): 30916480

約数和(自身を除く): 11538823

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 55207, 165621, 496863, 717691, 1490589, 2153073, 6459219, 19377657]

約数ペア:

[(1, 19377657), (3, 6459219), (9, 2153073), (13, 1490589), (27, 717691), (39, 496863), (117, 165621), (351, 55207)]