18781857132

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{7211}}^1\times {\mathrm{9437}}^1$

素因数の和:16678

約数の個数: 48

約数和(自身を含む): 45740927232

約数和(自身を除く): 26959070100

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 7211, 9437, 14422, 18874, 21633, 28311, 28844, 37748, 43266, 56622, 86532, 113244, 165853, 217051, 331706, 434102, 497559, 651153, 663412, 868204, 995118, 1302306, 1990236, 2604612, 68050207, 136100414, 204150621, 272200828, 408301242, 816602484, 1565154761, 3130309522, 4695464283, 6260619044, 9390928566, 18781857132]

約数ペア:

[(1, 18781857132), (2, 9390928566), (3, 6260619044), (4, 4695464283), (6, 3130309522), (12, 1565154761), (23, 816602484), (46, 408301242), (69, 272200828), (92, 204150621), (138, 136100414), (276, 68050207), (7211, 2604612), (9437, 1990236), (14422, 1302306), (18874, 995118), (21633, 868204), (28311, 663412), (28844, 651153), (37748, 497559), (43266, 434102), (56622, 331706), (86532, 217051), (113244, 165853)]