19411795

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4091}}^1$

素因数の和:4182

約数の個数: 16

約数和(自身を含む): 25435872

約数和(自身を除く): 6024077

約数列:

[1, 5, 13, 65, 73, 365, 949, 4091, 4745, 20455, 53183, 265915, 298643, 1493215, 3882359, 19411795]

約数ペア:

[(1, 19411795), (5, 3882359), (13, 1493215), (65, 298643), (73, 265915), (365, 53183), (949, 20455), (4091, 4745)]