20605280224

素因数分解:

$2^5\times {\mathrm{643915007}}^1$

素因数の和:643915017

約数の個数: 12

約数和(自身を含む): 40566645504

約数和(自身を除く): 19961365280

約数列:

[1, 2, 4, 8, 16, 32, 643915007, 1287830014, 2575660028, 5151320056, 10302640112, 20605280224]

約数ペア:

[(1, 20605280224), (2, 10302640112), (4, 5151320056), (8, 2575660028), (16, 1287830014), (32, 643915007)]