20193313881

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30457487}}^1$

素因数の和:30457520

約数の個数: 16

約数和(自身を含む): 30701147904

約数和(自身を除く): 10507834023

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 30457487, 91372461, 395947331, 517777279, 1187841993, 1553331837, 6731104627, 20193313881]

約数ペア:

[(1, 20193313881), (3, 6731104627), (13, 1553331837), (17, 1187841993), (39, 517777279), (51, 395947331), (221, 91372461), (663, 30457487)]