19843707

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{5717}}^1$

素因数の和:5822

約数の個数: 16

約数和(自身を含む): 28818720

約数和(自身を除く): 8975013

約数列:

[1, 3, 13, 39, 89, 267, 1157, 3471, 5717, 17151, 74321, 222963, 508813, 1526439, 6614569, 19843707]

約数ペア:

[(1, 19843707), (3, 6614569), (13, 1526439), (39, 508813), (89, 222963), (267, 74321), (1157, 17151), (3471, 5717)]