18319912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{176153}}^1$

素因数の和:176172

約数の個数: 16

約数和(自身を含む): 36992340

約数和(自身を除く): 18672428

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 176153, 352306, 704612, 1409224, 2289989, 4579978, 9159956, 18319912]

約数ペア:

[(1, 18319912), (2, 9159956), (4, 4579978), (8, 2289989), (13, 1409224), (26, 704612), (52, 352306), (104, 176153)]