18914337

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53887}}^1$

素因数の和:53909

約数の個数: 16

約数和(自身を含む): 30177280

約数和(自身を除く): 11262943

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 53887, 161661, 484983, 700531, 1454949, 2101593, 6304779, 18914337]

約数ペア:

[(1, 18914337), (3, 6304779), (9, 2101593), (13, 1454949), (27, 700531), (39, 484983), (117, 161661), (351, 53887)]