199809874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{4993}}^1$

素因数の和:5130

約数の個数: 32

約数和(自身を含む): 349500096

約数和(自身を除く): 149690222

約数列:

[1, 2, 11, 17, 22, 34, 107, 187, 214, 374, 1177, 1819, 2354, 3638, 4993, 9986, 20009, 40018, 54923, 84881, 109846, 169762, 534251, 933691, 1068502, 1867382, 5876761, 9082267, 11753522, 18164534, 99904937, 199809874]

約数ペア:

[(1, 199809874), (2, 99904937), (11, 18164534), (17, 11753522), (22, 9082267), (34, 5876761), (107, 1867382), (187, 1068502), (214, 933691), (374, 534251), (1177, 169762), (1819, 109846), (2354, 84881), (3638, 54923), (4993, 40018), (9986, 20009)]