20026842

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 45964800

約数和(自身を除く): 25937958

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 59, 66, 74, 111, 118, 139, 177, 222, 278, 354, 407, 417, 649, 814, 834, 1221, 1298, 1529, 1947, 2183, 2442, 3058, 3894, 4366, 4587, 5143, 6549, 8201, 9174, 10286, 13098, 15429, 16402, 24013, 24603, 30858, 48026, 49206, 56573, 72039, 90211, 113146, 144078, 169719, 180422, 270633, 303437, 339438, 541266, 606874, 910311, 1820622, 3337807, 6675614, 10013421, 20026842]

約数ペア:

[(1, 20026842), (2, 10013421), (3, 6675614), (6, 3337807), (11, 1820622), (22, 910311), (33, 606874), (37, 541266), (59, 339438), (66, 303437), (74, 270633), (111, 180422), (118, 169719), (139, 144078), (177, 113146), (222, 90211), (278, 72039), (354, 56573), (407, 49206), (417, 48026), (649, 30858), (814, 24603), (834, 24013), (1221, 16402), (1298, 15429), (1529, 13098), (1947, 10286), (2183, 9174), (2442, 8201), (3058, 6549), (3894, 5143), (4366, 4587)]