20320392

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{101}}^2$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 51927120

約数和(自身を除く): 31606728

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 101, 166, 202, 249, 303, 332, 404, 498, 606, 664, 808, 996, 1212, 1992, 2424, 8383, 10201, 16766, 20402, 25149, 30603, 33532, 40804, 50298, 61206, 67064, 81608, 100596, 122412, 201192, 244824, 846683, 1693366, 2540049, 3386732, 5080098, 6773464, 10160196, 20320392]

約数ペア:

[(1, 20320392), (2, 10160196), (3, 6773464), (4, 5080098), (6, 3386732), (8, 2540049), (12, 1693366), (24, 846683), (83, 244824), (101, 201192), (166, 122412), (202, 100596), (249, 81608), (303, 67064), (332, 61206), (404, 50298), (498, 40804), (606, 33532), (664, 30603), (808, 25149), (996, 20402), (1212, 16766), (1992, 10201), (2424, 8383)]