19419945

素因数分解:

$3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5417}}^1$

素因数の和:5664

約数の個数: 16

約数和(自身を含む): 31207680

約数和(自身を除く): 11787735

約数列:

[1, 3, 5, 15, 239, 717, 1195, 3585, 5417, 16251, 27085, 81255, 1294663, 3883989, 6473315, 19419945]

約数ペア:

[(1, 19419945), (3, 6473315), (5, 3883989), (15, 1294663), (239, 81255), (717, 27085), (1195, 16251), (3585, 5417)]