20218085271

素因数分解:

$3^6\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{12763}}^1$

素因数の和:12875

約数の個数: 56

約数和(自身を含む): 31640985936

約数和(自身を除く): 11422900665

約数列:

[1, 3, 9, 27, 41, 53, 81, 123, 159, 243, 369, 477, 729, 1107, 1431, 2173, 3321, 4293, 6519, 9963, 12763, 12879, 19557, 29889, 38289, 38637, 58671, 114867, 176013, 344601, 523283, 528039, 676439, 1033803, 1569849, 1584117, 2029317, 3101409, 4709547, 6087951, 9304227, 14128641, 18263853, 27733999, 42385923, 54791559, 83201997, 127157769, 164374677, 249605991, 381473307, 493124031, 748817973, 2246453919, 6739361757, 20218085271]

約数ペア:

[(1, 20218085271), (3, 6739361757), (9, 2246453919), (27, 748817973), (41, 493124031), (53, 381473307), (81, 249605991), (123, 164374677), (159, 127157769), (243, 83201997), (369, 54791559), (477, 42385923), (729, 27733999), (1107, 18263853), (1431, 14128641), (2173, 9304227), (3321, 6087951), (4293, 4709547), (6519, 3101409), (9963, 2029317), (12763, 1584117), (12879, 1569849), (19557, 1033803), (29889, 676439), (38289, 528039), (38637, 523283), (58671, 344601), (114867, 176013)]