19490105

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1063}}^1$

素因数の和:1280

約数の個数: 16

約数和(自身を含む): 24769920

約数和(自身を除く): 5279815

約数列:

[1, 5, 19, 95, 193, 965, 1063, 3667, 5315, 18335, 20197, 100985, 205159, 1025795, 3898021, 19490105]

約数ペア:

[(1, 19490105), (5, 3898021), (19, 1025795), (95, 205159), (193, 100985), (965, 20197), (1063, 18335), (3667, 5315)]