2154989086

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{56941}}^1$

素因数の和:57219

約数の個数: 16

約数和(自身を含む): 3279859200

約数和(自身を除く): 1124870114

約数列:

[1, 2, 127, 149, 254, 298, 18923, 37846, 56941, 113882, 7231507, 8484209, 14463014, 16968418, 1077494543, 2154989086]

約数ペア:

[(1, 2154989086), (2, 1077494543), (127, 16968418), (149, 14463014), (254, 8484209), (298, 7231507), (18923, 113882), (37846, 56941)]