2209688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{21247}}^1$

素因数の和:21266

約数の個数: 16

約数和(自身を含む): 4462080

約数和(自身を除く): 2252392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 21247, 42494, 84988, 169976, 276211, 552422, 1104844, 2209688]

約数ペア:

[(1, 2209688), (2, 1104844), (4, 552422), (8, 276211), (13, 169976), (26, 84988), (52, 42494), (104, 21247)]