18128718

素因数分解:

$2^1\times 3^3\times {\mathrm{97}}^1\times {\mathrm{3461}}^1$

素因数の和:3569

約数の個数: 32

約数和(自身を含む): 40713120

約数和(自身を除く): 22584402

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 97, 194, 291, 582, 873, 1746, 2619, 3461, 5238, 6922, 10383, 20766, 31149, 62298, 93447, 186894, 335717, 671434, 1007151, 2014302, 3021453, 6042906, 9064359, 18128718]

約数ペア:

[(1, 18128718), (2, 9064359), (3, 6042906), (6, 3021453), (9, 2014302), (18, 1007151), (27, 671434), (54, 335717), (97, 186894), (194, 93447), (291, 62298), (582, 31149), (873, 20766), (1746, 10383), (2619, 6922), (3461, 5238)]