19127529

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{5171}}^1$

素因数の和:5317

約数の個数: 16

約数和(自身を含む): 28549440

約数和(自身を除く): 9421911

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 5171, 15513, 46539, 139617, 708427, 2125281, 6375843, 19127529]

約数ペア:

[(1, 19127529), (3, 6375843), (9, 2125281), (27, 708427), (137, 139617), (411, 46539), (1233, 15513), (3699, 5171)]