18797967

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{16981}}^1$

素因数の和:17031

約数の個数: 16

約数和(自身を含む): 28529760

約数和(自身を除く): 9731793

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 16981, 50943, 152829, 458487, 696221, 2088663, 6265989, 18797967]

約数ペア:

[(1, 18797967), (3, 6265989), (9, 2088663), (27, 696221), (41, 458487), (123, 152829), (369, 50943), (1107, 16981)]