2019032019

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{461}}^1\times {\mathrm{11317}}^1$

素因数の和:11827

約数の個数: 24

約数和(自身を含む): 2990939952

約数和(自身を除く): 971907933

約数列:

[1, 3, 9, 43, 129, 387, 461, 1383, 4149, 11317, 19823, 33951, 59469, 101853, 178407, 486631, 1459893, 4379679, 5217137, 15651411, 46954233, 224336891, 673010673, 2019032019]

約数ペア:

[(1, 2019032019), (3, 673010673), (9, 224336891), (43, 46954233), (129, 15651411), (387, 5217137), (461, 4379679), (1383, 1459893), (4149, 486631), (11317, 178407), (19823, 101853), (33951, 59469)]