19427139

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1103}}^1$

素因数の和:1231

約数の個数: 24

約数和(自身を含む): 29852160

約数和(自身を除く): 10425021

約数列:

[1, 3, 9, 19, 57, 103, 171, 309, 927, 1103, 1957, 3309, 5871, 9927, 17613, 20957, 62871, 113609, 188613, 340827, 1022481, 2158571, 6475713, 19427139]

約数ペア:

[(1, 19427139), (3, 6475713), (9, 2158571), (19, 1022481), (57, 340827), (103, 188613), (171, 113609), (309, 62871), (927, 20957), (1103, 17613), (1957, 9927), (3309, 5871)]