20731657254

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6410531}}^1$

素因数の和:6410561

約数の個数: 48

約数和(自身を含む): 52617646656

約数和(自身を除く): 31885989402

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 98, 147, 154, 231, 294, 462, 539, 1078, 1617, 3234, 6410531, 12821062, 19231593, 38463186, 44873717, 70515841, 89747434, 134621151, 141031682, 211547523, 269242302, 314116019, 423095046, 493610887, 628232038, 942348057, 987221774, 1480832661, 1884696114, 2961665322, 3455276209, 6910552418, 10365828627, 20731657254]

約数ペア:

[(1, 20731657254), (2, 10365828627), (3, 6910552418), (6, 3455276209), (7, 2961665322), (11, 1884696114), (14, 1480832661), (21, 987221774), (22, 942348057), (33, 628232038), (42, 493610887), (49, 423095046), (66, 314116019), (77, 269242302), (98, 211547523), (147, 141031682), (154, 134621151), (231, 89747434), (294, 70515841), (462, 44873717), (539, 38463186), (1078, 19231593), (1617, 12821062), (3234, 6410531)]