20805613166

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4591}}^1\times {\mathrm{10253}}^1$

素因数の和:14876

約数の個数: 32

約数和(自身を含む): 35597294208

約数和(自身を除く): 14791681042

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 4591, 9182, 10253, 20506, 59683, 78047, 119366, 133289, 156094, 174301, 266578, 348602, 1014611, 2029222, 2265913, 4531826, 47071523, 94143046, 611929799, 800215891, 1223859598, 1600431782, 10402806583, 20805613166]

約数ペア:

[(1, 20805613166), (2, 10402806583), (13, 1600431782), (17, 1223859598), (26, 800215891), (34, 611929799), (221, 94143046), (442, 47071523), (4591, 4531826), (9182, 2265913), (10253, 2029222), (20506, 1014611), (59683, 348602), (78047, 266578), (119366, 174301), (133289, 156094)]