2009441648

素因数分解:

$2^4\times {\mathrm{2003}}^1\times {\mathrm{62701}}^1$

素因数の和:64712

約数の個数: 20

約数和(自身を含む): 3895299048

約数和(自身を除く): 1885857400

約数列:

[1, 2, 4, 8, 16, 2003, 4006, 8012, 16024, 32048, 62701, 125402, 250804, 501608, 1003216, 125590103, 251180206, 502360412, 1004720824, 2009441648]

約数ペア:

[(1, 2009441648), (2, 1004720824), (4, 502360412), (8, 251180206), (16, 125590103), (2003, 1003216), (4006, 501608), (8012, 250804), (16024, 125402), (32048, 62701)]