20091146

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{953}}^1$

素因数の和:1165

約数の個数: 16

約数和(自身を含む): 30772224

約数和(自身を除く): 10681078

約数列:

[1, 2, 83, 127, 166, 254, 953, 1906, 10541, 21082, 79099, 121031, 158198, 242062, 10045573, 20091146]

約数ペア:

[(1, 20091146), (2, 10045573), (83, 242062), (127, 158198), (166, 121031), (254, 79099), (953, 21082), (1906, 10541)]