18111591

素因数分解:

$3^2\times {\mathrm{47}}^2\times {\mathrm{911}}^1$

素因数の和:1011

約数の個数: 18

約数和(自身を含む): 26758992

約数和(自身を除く): 8647401

約数列:

[1, 3, 9, 47, 141, 423, 911, 2209, 2733, 6627, 8199, 19881, 42817, 128451, 385353, 2012399, 6037197, 18111591]

約数ペア:

[(1, 18111591), (3, 6037197), (9, 2012399), (47, 385353), (141, 128451), (423, 42817), (911, 19881), (2209, 8199), (2733, 6627)]