18538767

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{52817}}^1$

素因数の和:52839

約数の個数: 16

約数和(自身を含む): 29578080

約数和(自身を除く): 11039313

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 52817, 158451, 475353, 686621, 1426059, 2059863, 6179589, 18538767]

約数ペア:

[(1, 18538767), (3, 6179589), (9, 2059863), (13, 1426059), (27, 686621), (39, 475353), (117, 158451), (351, 52817)]