205415912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1975153}}^1$

素因数の和:1975172

約数の個数: 16

約数和(自身を含む): 414782340

約数和(自身を除く): 209366428

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1975153, 3950306, 7900612, 15801224, 25676989, 51353978, 102707956, 205415912]

約数ペア:

[(1, 205415912), (2, 102707956), (4, 51353978), (8, 25676989), (13, 15801224), (26, 7900612), (52, 3950306), (104, 1975153)]