20284928

素因数分解:

$2^9\times {\mathrm{39619}}^1$

素因数の和:39637

約数の個数: 20

約数和(自身を含む): 40531260

約数和(自身を除く): 20246332

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 39619, 79238, 158476, 316952, 633904, 1267808, 2535616, 5071232, 10142464, 20284928]

約数ペア:

[(1, 20284928), (2, 10142464), (4, 5071232), (8, 2535616), (16, 1267808), (32, 633904), (64, 316952), (128, 158476), (256, 79238), (512, 39619)]