18961479

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{11903}}^1$

素因数の和:11971

約数の個数: 16

約数和(自身を含む): 28569600

約数和(自身を除く): 9608121

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 11903, 35709, 107127, 321381, 702277, 2106831, 6320493, 18961479]

約数ペア:

[(1, 18961479), (3, 6320493), (9, 2106831), (27, 702277), (59, 321381), (177, 107127), (531, 35709), (1593, 11903)]