20496726

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{5501}}^1$

素因数の和:5538

約数の個数: 40

約数和(自身を含む): 47933424

約数和(自身を除く): 27436698

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 621, 1242, 1863, 3726, 5501, 11002, 16503, 33006, 49509, 99018, 126523, 148527, 253046, 297054, 379569, 445581, 759138, 891162, 1138707, 2277414, 3416121, 6832242, 10248363, 20496726]

約数ペア:

[(1, 20496726), (2, 10248363), (3, 6832242), (6, 3416121), (9, 2277414), (18, 1138707), (23, 891162), (27, 759138), (46, 445581), (54, 379569), (69, 297054), (81, 253046), (138, 148527), (162, 126523), (207, 99018), (414, 49509), (621, 33006), (1242, 16503), (1863, 11002), (3726, 5501)]