18306678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:229

約数の個数: 64

約数和(自身を含む): 41674752

約数和(自身を除く): 23368074

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 67, 78, 93, 113, 134, 186, 201, 226, 339, 402, 403, 678, 806, 871, 1209, 1469, 1742, 2077, 2418, 2613, 2938, 3503, 4154, 4407, 5226, 6231, 7006, 7571, 8814, 10509, 12462, 15142, 21018, 22713, 27001, 45426, 45539, 54002, 81003, 91078, 98423, 136617, 162006, 196846, 234701, 273234, 295269, 469402, 590538, 704103, 1408206, 3051113, 6102226, 9153339, 18306678]

約数ペア:

[(1, 18306678), (2, 9153339), (3, 6102226), (6, 3051113), (13, 1408206), (26, 704103), (31, 590538), (39, 469402), (62, 295269), (67, 273234), (78, 234701), (93, 196846), (113, 162006), (134, 136617), (186, 98423), (201, 91078), (226, 81003), (339, 54002), (402, 45539), (403, 45426), (678, 27001), (806, 22713), (871, 21018), (1209, 15142), (1469, 12462), (1742, 10509), (2077, 8814), (2418, 7571), (2613, 7006), (2938, 6231), (3503, 5226), (4154, 4407)]