18988896968

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{913279}}^1$

素因数の和:913421

約数の個数: 32

約数和(自身を含む): 37481011200

約数和(自身を除く): 18492114232

約数列:

[1, 2, 4, 8, 23, 46, 92, 113, 184, 226, 452, 904, 2599, 5198, 10396, 20792, 913279, 1826558, 3653116, 7306232, 21005417, 42010834, 84021668, 103200527, 168043336, 206401054, 412802108, 825604216, 2373612121, 4747224242, 9494448484, 18988896968]

約数ペア:

[(1, 18988896968), (2, 9494448484), (4, 4747224242), (8, 2373612121), (23, 825604216), (46, 412802108), (92, 206401054), (113, 168043336), (184, 103200527), (226, 84021668), (452, 42010834), (904, 21005417), (2599, 7306232), (5198, 3653116), (10396, 1826558), (20792, 913279)]