20153188

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{458027}}^1$

素因数の和:458042

約数の個数: 12

約数和(自身を含む): 38474352

約数和(自身を除く): 18321164

約数列:

[1, 2, 4, 11, 22, 44, 458027, 916054, 1832108, 5038297, 10076594, 20153188]

約数ペア:

[(1, 20153188), (2, 10076594), (4, 5038297), (11, 1832108), (22, 916054), (44, 458027)]