16780874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{3833}}^1$

素因数の和:4045

約数の個数: 16

約数和(自身を含む): 27604800

約数和(自身を除く): 10823926

約数列:

[1, 2, 11, 22, 199, 398, 2189, 3833, 4378, 7666, 42163, 84326, 762767, 1525534, 8390437, 16780874]

約数ペア:

[(1, 16780874), (2, 8390437), (11, 1525534), (22, 762767), (199, 84326), (398, 42163), (2189, 7666), (3833, 4378)]