66996592

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18947}}^1$

素因数の和:18985

約数の個数: 40

約数和(自身を含む): 148021776

約数和(自身を除く): 81025184

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 18947, 37894, 75788, 151576, 246311, 303152, 322099, 492622, 644198, 985244, 1288396, 1970488, 2576792, 3940976, 4187287, 5153584, 8374574, 16749148, 33498296, 66996592]

約数ペア:

[(1, 66996592), (2, 33498296), (4, 16749148), (8, 8374574), (13, 5153584), (16, 4187287), (17, 3940976), (26, 2576792), (34, 1970488), (52, 1288396), (68, 985244), (104, 644198), (136, 492622), (208, 322099), (221, 303152), (272, 246311), (442, 151576), (884, 75788), (1768, 37894), (3536, 18947)]