20216794906

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9931}}^1\times {\mathrm{13219}}^1$

素因数の和:23170

約数の個数: 32

約数和(自身を含む): 37814699520

約数和(自身を除く): 17597904614

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 9931, 13219, 19862, 26438, 69517, 92533, 109241, 139034, 145409, 185066, 218482, 290818, 764687, 1017863, 1529374, 2035726, 131277889, 262555778, 918945223, 1444056779, 1837890446, 2888113558, 10108397453, 20216794906]

約数ペア:

[(1, 20216794906), (2, 10108397453), (7, 2888113558), (11, 1837890446), (14, 1444056779), (22, 918945223), (77, 262555778), (154, 131277889), (9931, 2035726), (13219, 1529374), (19862, 1017863), (26438, 764687), (69517, 290818), (92533, 218482), (109241, 185066), (139034, 145409)]