18786906

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{1973}}^1$

素因数の和:2027

約数の個数: 36

約数和(自身を含む): 42573258

約数和(自身を除く): 23786352

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 529, 1058, 1587, 1973, 3174, 3946, 4761, 5919, 9522, 11838, 17757, 35514, 45379, 90758, 136137, 272274, 408411, 816822, 1043717, 2087434, 3131151, 6262302, 9393453, 18786906]

約数ペア:

[(1, 18786906), (2, 9393453), (3, 6262302), (6, 3131151), (9, 2087434), (18, 1043717), (23, 816822), (46, 408411), (69, 272274), (138, 136137), (207, 90758), (414, 45379), (529, 35514), (1058, 17757), (1587, 11838), (1973, 9522), (3174, 5919), (3946, 4761)]