18179892

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:273

約数の個数: 72

約数和(自身を含む): 47927880

約数和(自身を除く): 29747988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 109, 113, 123, 164, 218, 226, 246, 327, 339, 369, 436, 452, 492, 654, 678, 738, 981, 1017, 1308, 1356, 1476, 1962, 2034, 3924, 4068, 4469, 4633, 8938, 9266, 12317, 13407, 13899, 17876, 18532, 24634, 26814, 27798, 36951, 40221, 41697, 49268, 53628, 55596, 73902, 80442, 83394, 110853, 147804, 160884, 166788, 221706, 443412, 504997, 1009994, 1514991, 2019988, 3029982, 4544973, 6059964, 9089946, 18179892]

約数ペア:

[(1, 18179892), (2, 9089946), (3, 6059964), (4, 4544973), (6, 3029982), (9, 2019988), (12, 1514991), (18, 1009994), (36, 504997), (41, 443412), (82, 221706), (109, 166788), (113, 160884), (123, 147804), (164, 110853), (218, 83394), (226, 80442), (246, 73902), (327, 55596), (339, 53628), (369, 49268), (436, 41697), (452, 40221), (492, 36951), (654, 27798), (678, 26814), (738, 24634), (981, 18532), (1017, 17876), (1308, 13899), (1356, 13407), (1476, 12317), (1962, 9266), (2034, 8938), (3924, 4633), (4068, 4469)]