18646947

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{17123}}^1$

素因数の和:17151

約数の個数: 18

約数和(自身を含む): 29607396

約数和(自身を除く): 10960449

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 17123, 51369, 154107, 188353, 565059, 1695177, 2071883, 6215649, 18646947]

約数ペア:

[(1, 18646947), (3, 6215649), (9, 2071883), (11, 1695177), (33, 565059), (99, 188353), (121, 154107), (363, 51369), (1089, 17123)]