18986586

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 43182720

約数和(自身を除く): 24196134

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 97, 101, 102, 114, 194, 202, 291, 303, 323, 582, 606, 646, 969, 1649, 1717, 1843, 1919, 1938, 3298, 3434, 3686, 3838, 4947, 5151, 5529, 5757, 9797, 9894, 10302, 11058, 11514, 19594, 29391, 31331, 32623, 58782, 62662, 65246, 93993, 97869, 166549, 186143, 187986, 195738, 333098, 372286, 499647, 558429, 999294, 1116858, 3164431, 6328862, 9493293, 18986586]

約数ペア:

[(1, 18986586), (2, 9493293), (3, 6328862), (6, 3164431), (17, 1116858), (19, 999294), (34, 558429), (38, 499647), (51, 372286), (57, 333098), (97, 195738), (101, 187986), (102, 186143), (114, 166549), (194, 97869), (202, 93993), (291, 65246), (303, 62662), (323, 58782), (582, 32623), (606, 31331), (646, 29391), (969, 19594), (1649, 11514), (1717, 11058), (1843, 10302), (1919, 9894), (1938, 9797), (3298, 5757), (3434, 5529), (3686, 5151), (3838, 4947)]