20122366

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 34214400

約数和(自身を除く): 14092034

約数列:

[1, 2, 11, 22, 43, 86, 89, 178, 239, 473, 478, 946, 979, 1958, 2629, 3827, 5258, 7654, 10277, 20554, 21271, 42097, 42542, 84194, 113047, 226094, 233981, 467962, 914653, 1829306, 10061183, 20122366]

約数ペア:

[(1, 20122366), (2, 10061183), (11, 1829306), (22, 914653), (43, 467962), (86, 233981), (89, 226094), (178, 113047), (239, 84194), (473, 42542), (478, 42097), (946, 21271), (979, 20554), (1958, 10277), (2629, 7654), (3827, 5258)]