16357518

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 38880000

約数和(自身を除く): 22522482

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 107, 114, 149, 171, 214, 298, 321, 342, 447, 513, 642, 894, 963, 1026, 1341, 1926, 2033, 2682, 2831, 2889, 4023, 4066, 5662, 5778, 6099, 8046, 8493, 12198, 15943, 16986, 18297, 25479, 31886, 36594, 47829, 50958, 54891, 76437, 95658, 109782, 143487, 152874, 286974, 302917, 430461, 605834, 860922, 908751, 1817502, 2726253, 5452506, 8178759, 16357518]

約数ペア:

[(1, 16357518), (2, 8178759), (3, 5452506), (6, 2726253), (9, 1817502), (18, 908751), (19, 860922), (27, 605834), (38, 430461), (54, 302917), (57, 286974), (107, 152874), (114, 143487), (149, 109782), (171, 95658), (214, 76437), (298, 54891), (321, 50958), (342, 47829), (447, 36594), (513, 31886), (642, 25479), (894, 18297), (963, 16986), (1026, 15943), (1341, 12198), (1926, 8493), (2033, 8046), (2682, 6099), (2831, 5778), (2889, 5662), (4023, 4066)]