18078819

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{3361}}^1$

素因数の和:3538

約数の個数: 16

約数和(自身を含む): 26465664

約数和(自身を除く): 8386845

約数列:

[1, 3, 11, 33, 163, 489, 1793, 3361, 5379, 10083, 36971, 110913, 547843, 1643529, 6026273, 18078819]

約数ペア:

[(1, 18078819), (3, 6026273), (11, 1643529), (33, 547843), (163, 110913), (489, 36971), (1793, 10083), (3361, 5379)]