19421553

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4799}}^1$

素因数の和:4892

約数の個数: 16

約数和(自身を含む): 27648000

約数和(自身を除く): 8226447

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 4799, 14397, 91181, 273543, 340729, 1022187, 6473851, 19421553]

約数ペア:

[(1, 19421553), (3, 6473851), (19, 1022187), (57, 340729), (71, 273543), (213, 91181), (1349, 14397), (4047, 4799)]