19992064

素因数分解:

$2^9\times {\mathrm{39047}}^1$

素因数の和:39065

約数の個数: 20

約数和(自身を含む): 39946104

約数和(自身を除く): 19954040

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 39047, 78094, 156188, 312376, 624752, 1249504, 2499008, 4998016, 9996032, 19992064]

約数ペア:

[(1, 19992064), (2, 9996032), (4, 4998016), (8, 2499008), (16, 1249504), (32, 624752), (64, 312376), (128, 156188), (256, 78094), (512, 39047)]