20199973978

素因数分解:

$2^1\times {\mathrm{691}}^1\times {\mathrm{2963}}^1\times {\mathrm{4933}}^1$

素因数の和:8589

約数の個数: 16

約数和(自身を含む): 30360204576

約数和(自身を除く): 10160230598

約数列:

[1, 2, 691, 1382, 2963, 4933, 5926, 9866, 2047433, 3408703, 4094866, 6817406, 14616479, 29232958, 10099986989, 20199973978]

約数ペア:

[(1, 20199973978), (2, 10099986989), (691, 29232958), (1382, 14616479), (2963, 6817406), (4933, 4094866), (5926, 3408703), (9866, 2047433)]