19813059

素因数分解:

$3^3\times 7^1\times {\mathrm{104831}}^1$

素因数の和:104847

約数の個数: 16

約数和(自身を含む): 33546240

約数和(自身を除く): 13733181

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 104831, 314493, 733817, 943479, 2201451, 2830437, 6604353, 19813059]

約数ペア:

[(1, 19813059), (3, 6604353), (7, 2830437), (9, 2201451), (21, 943479), (27, 733817), (63, 314493), (189, 104831)]