2000498984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{45557}}^1$

素因数の和:46073

約数の個数: 32

約数和(自身を含む): 4100220000

約数和(自身を除く): 2099721016

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 499, 998, 1996, 3992, 5489, 10978, 21956, 43912, 45557, 91114, 182228, 364456, 501127, 1002254, 2004508, 4009016, 22732943, 45465886, 90931772, 181863544, 250062373, 500124746, 1000249492, 2000498984]

約数ペア:

[(1, 2000498984), (2, 1000249492), (4, 500124746), (8, 250062373), (11, 181863544), (22, 90931772), (44, 45465886), (88, 22732943), (499, 4009016), (998, 2004508), (1996, 1002254), (3992, 501127), (5489, 364456), (10978, 182228), (21956, 91114), (43912, 45557)]