20565684

素因数分解:

$2^2\times 3^3\times {\mathrm{109}}^1\times {\mathrm{1747}}^1$

素因数の和:1869

約数の個数: 48

約数和(自身を含む): 53838400

約数和(自身を除く): 33272716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 109, 218, 327, 436, 654, 981, 1308, 1747, 1962, 2943, 3494, 3924, 5241, 5886, 6988, 10482, 11772, 15723, 20964, 31446, 47169, 62892, 94338, 188676, 190423, 380846, 571269, 761692, 1142538, 1713807, 2285076, 3427614, 5141421, 6855228, 10282842, 20565684]

約数ペア:

[(1, 20565684), (2, 10282842), (3, 6855228), (4, 5141421), (6, 3427614), (9, 2285076), (12, 1713807), (18, 1142538), (27, 761692), (36, 571269), (54, 380846), (108, 190423), (109, 188676), (218, 94338), (327, 62892), (436, 47169), (654, 31446), (981, 20964), (1308, 15723), (1747, 11772), (1962, 10482), (2943, 6988), (3494, 5886), (3924, 5241)]