18614661

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{25121}}^1$

素因数の和:25156

約数の個数: 16

約数和(自身を含む): 28136640

約数和(自身を除く): 9521979

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 25121, 75363, 326573, 477299, 979719, 1431897, 6204887, 18614661]

約数ペア:

[(1, 18614661), (3, 6204887), (13, 1431897), (19, 979719), (39, 477299), (57, 326573), (247, 75363), (741, 25121)]