18778089

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{3491}}^1$

素因数の和:3668

約数の個数: 16

約数和(自身を含む): 27489024

約数和(自身を除く): 8710935

約数列:

[1, 3, 11, 33, 163, 489, 1793, 3491, 5379, 10473, 38401, 115203, 569033, 1707099, 6259363, 18778089]

約数ペア:

[(1, 18778089), (3, 6259363), (11, 1707099), (33, 569033), (163, 115203), (489, 38401), (1793, 10473), (3491, 5379)]