19189089

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{5113}}^1$

素因数の和:5261

約数の個数: 16

約数和(自身を含む): 28638400

約数和(自身を除く): 9449311

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 5113, 15339, 46017, 138051, 710707, 2132121, 6396363, 19189089]

約数ペア:

[(1, 19189089), (3, 6396363), (9, 2132121), (27, 710707), (139, 138051), (417, 46017), (1251, 15339), (3753, 5113)]