2008403984

素因数分解:

$2^4\times {\mathrm{809}}^1\times {\mathrm{155161}}^1$

素因数の和:155978

約数の個数: 20

約数和(自身を含む): 3896117820

約数和(自身を除く): 1887713836

約数列:

[1, 2, 4, 8, 16, 809, 1618, 3236, 6472, 12944, 155161, 310322, 620644, 1241288, 2482576, 125525249, 251050498, 502100996, 1004201992, 2008403984]

約数ペア:

[(1, 2008403984), (2, 1004201992), (4, 502100996), (8, 251050498), (16, 125525249), (809, 2482576), (1618, 1241288), (3236, 620644), (6472, 310322), (12944, 155161)]