20992

素因数分解:

$2^9\times {\mathrm{41}}^1$

素因数の和:59

約数の個数: 20

約数和(自身を含む): 42966

約数和(自身を除く): 21974

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 656, 1312, 2624, 5248, 10496, 20992]

約数ペア:

[(1, 20992), (2, 10496), (4, 5248), (8, 2624), (16, 1312), (32, 656), (41, 512), (64, 328), (82, 256), (128, 164)]