19368903

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1997}}^1$

素因数の和:2114

約数の個数: 16

約数和(自身を含む): 26757216

約数和(自身を除く): 7388313

約数列:

[1, 3, 53, 61, 159, 183, 1997, 3233, 5991, 9699, 105841, 121817, 317523, 365451, 6456301, 19368903]

約数ペア:

[(1, 19368903), (3, 6456301), (53, 365451), (61, 317523), (159, 121817), (183, 105841), (1997, 9699), (3233, 5991)]