19465864705

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{245983}}^1$

素因数の和:246038

約数の個数: 48

約数和(自身を含む): 30285550080

約数和(自身を除く): 10819685375

約数列:

[1, 5, 7, 17, 19, 35, 49, 85, 95, 119, 133, 245, 323, 595, 665, 833, 931, 1615, 2261, 4165, 4655, 11305, 15827, 79135, 245983, 1229915, 1721881, 4181711, 4673677, 8609405, 12053167, 20908555, 23368385, 29271977, 32715739, 60265835, 79452509, 146359885, 163578695, 204903839, 229010173, 397262545, 556167563, 1024519195, 1145050865, 2780837815, 3893172941, 19465864705]

約数ペア:

[(1, 19465864705), (5, 3893172941), (7, 2780837815), (17, 1145050865), (19, 1024519195), (35, 556167563), (49, 397262545), (85, 229010173), (95, 204903839), (119, 163578695), (133, 146359885), (245, 79452509), (323, 60265835), (595, 32715739), (665, 29271977), (833, 23368385), (931, 20908555), (1615, 12053167), (2261, 8609405), (4165, 4673677), (4655, 4181711), (11305, 1721881), (15827, 1229915), (79135, 245983)]