18835119

素因数分解:

$3^3\times {\mathrm{421}}^1\times {\mathrm{1657}}^1$

素因数の和:2087

約数の個数: 16

約数和(自身を含む): 27987040

約数和(自身を除く): 9151921

約数列:

[1, 3, 9, 27, 421, 1263, 1657, 3789, 4971, 11367, 14913, 44739, 697597, 2092791, 6278373, 18835119]

約数ペア:

[(1, 18835119), (3, 6278373), (9, 2092791), (27, 697597), (421, 44739), (1263, 14913), (1657, 11367), (3789, 4971)]