12005968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:511

約数の個数: 40

約数和(自身を含む): 25264008

約数和(自身を除く): 13258040

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 197, 208, 293, 394, 586, 788, 1172, 1576, 2344, 2561, 3152, 3809, 4688, 5122, 7618, 10244, 15236, 20488, 30472, 40976, 57721, 60944, 115442, 230884, 461768, 750373, 923536, 1500746, 3001492, 6002984, 12005968]

約数ペア:

[(1, 12005968), (2, 6002984), (4, 3001492), (8, 1500746), (13, 923536), (16, 750373), (26, 461768), (52, 230884), (104, 115442), (197, 60944), (208, 57721), (293, 40976), (394, 30472), (586, 20488), (788, 15236), (1172, 10244), (1576, 7618), (2344, 5122), (2561, 4688), (3152, 3809)]