638859982

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{2473}}^1\times {\mathrm{3491}}^1$

素因数の和:6003

約数の個数: 16

約数和(自身を含む): 984869712

約数和(自身を除く): 346009730

約数列:

[1, 2, 37, 74, 2473, 3491, 4946, 6982, 91501, 129167, 183002, 258334, 8633243, 17266486, 319429991, 638859982]

約数ペア:

[(1, 638859982), (2, 319429991), (37, 17266486), (74, 8633243), (2473, 258334), (3491, 183002), (4946, 129167), (6982, 91501)]