18455256

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{1987}}^1$

素因数の和:2045

約数の個数: 64

約数和(自身を含む): 52483200

約数和(自身を除く): 34027944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 86, 108, 129, 172, 216, 258, 344, 387, 516, 774, 1032, 1161, 1548, 1987, 2322, 3096, 3974, 4644, 5961, 7948, 9288, 11922, 15896, 17883, 23844, 35766, 47688, 53649, 71532, 85441, 107298, 143064, 170882, 214596, 256323, 341764, 429192, 512646, 683528, 768969, 1025292, 1537938, 2050584, 2306907, 3075876, 4613814, 6151752, 9227628, 18455256]

約数ペア:

[(1, 18455256), (2, 9227628), (3, 6151752), (4, 4613814), (6, 3075876), (8, 2306907), (9, 2050584), (12, 1537938), (18, 1025292), (24, 768969), (27, 683528), (36, 512646), (43, 429192), (54, 341764), (72, 256323), (86, 214596), (108, 170882), (129, 143064), (172, 107298), (216, 85441), (258, 71532), (344, 53649), (387, 47688), (516, 35766), (774, 23844), (1032, 17883), (1161, 15896), (1548, 11922), (1987, 9288), (2322, 7948), (3096, 5961), (3974, 4644)]