18784479

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{15161}}^1$

素因数の和:15230

約数の個数: 16

約数和(自身を含む): 29111040

約数和(自身を除く): 10326561

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 15161, 45483, 106127, 318381, 894499, 2683497, 6261493, 18784479]

約数ペア:

[(1, 18784479), (3, 6261493), (7, 2683497), (21, 894499), (59, 318381), (177, 106127), (413, 45483), (1239, 15161)]