31066984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6947}}^1$

素因数の和:7009

約数の個数: 32

約数和(自身を含む): 64199520

約数和(自身を除く): 33132536

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 6947, 13894, 27788, 55576, 90311, 180622, 298721, 361244, 597442, 722488, 1194884, 2389768, 3883373, 7766746, 15533492, 31066984]

約数ペア:

[(1, 31066984), (2, 15533492), (4, 7766746), (8, 3883373), (13, 2389768), (26, 1194884), (43, 722488), (52, 597442), (86, 361244), (104, 298721), (172, 180622), (344, 90311), (559, 55576), (1118, 27788), (2236, 13894), (4472, 6947)]