20161789443

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{11171}}^1\times {\mathrm{8719}}^1$

素因数の和:19919

約数の個数: 24

約数和(自身を含む): 30394990080

約数和(自身を除く): 10233200637

約数列:

[1, 3, 9, 23, 69, 207, 8719, 11171, 26157, 33513, 78471, 100539, 200537, 256933, 601611, 770799, 1804833, 2312397, 97399949, 292199847, 876599541, 2240198827, 6720596481, 20161789443]

約数ペア:

[(1, 20161789443), (3, 6720596481), (9, 2240198827), (23, 876599541), (69, 292199847), (207, 97399949), (8719, 2312397), (11171, 1804833), (26157, 770799), (33513, 601611), (78471, 256933), (100539, 200537)]