20889768

素因数分解:

$2^3\times 3^1\times {\mathrm{870407}}^1$

素因数の和:870416

約数の個数: 16

約数和(自身を含む): 52224480

約数和(自身を除く): 31334712

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 870407, 1740814, 2611221, 3481628, 5222442, 6963256, 10444884, 20889768]

約数ペア:

[(1, 20889768), (2, 10444884), (3, 6963256), (4, 5222442), (6, 3481628), (8, 2611221), (12, 1740814), (24, 870407)]