2009165956

素因数分解:

$2^2\times 7^1\times {\mathrm{3271}}^1\times {\mathrm{21937}}^1$

素因数の和:25219

約数の個数: 24

約数和(自身を含む): 4019743616

約数和(自身を除く): 2010577660

約数列:

[1, 2, 4, 7, 14, 28, 3271, 6542, 13084, 21937, 22897, 43874, 45794, 87748, 91588, 153559, 307118, 614236, 71755927, 143511854, 287023708, 502291489, 1004582978, 2009165956]

約数ペア:

[(1, 2009165956), (2, 1004582978), (4, 502291489), (7, 287023708), (14, 143511854), (28, 71755927), (3271, 614236), (6542, 307118), (13084, 153559), (21937, 91588), (22897, 87748), (43874, 45794)]