19924233

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 33094656

約数和(自身を除く): 13170423

約数列:

[1, 3, 7, 21, 23, 49, 69, 71, 83, 147, 161, 213, 249, 483, 497, 581, 1127, 1491, 1633, 1743, 1909, 3381, 3479, 4067, 4899, 5727, 5893, 10437, 11431, 12201, 13363, 17679, 34293, 40089, 41251, 80017, 93541, 123753, 135539, 240051, 280623, 288757, 406617, 866271, 948773, 2846319, 6641411, 19924233]

約数ペア:

[(1, 19924233), (3, 6641411), (7, 2846319), (21, 948773), (23, 866271), (49, 406617), (69, 288757), (71, 280623), (83, 240051), (147, 135539), (161, 123753), (213, 93541), (249, 80017), (483, 41251), (497, 40089), (581, 34293), (1127, 17679), (1491, 13363), (1633, 12201), (1743, 11431), (1909, 10437), (3381, 5893), (3479, 5727), (4067, 4899)]