209120288

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{919}}^1$

素因数の和:1489

約数の個数: 48

約数和(自身を含む): 444669120

約数和(自身を除く): 235548832

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 547, 919, 1094, 1838, 2188, 3676, 4376, 7111, 7352, 8752, 11947, 14222, 14704, 17504, 23894, 28444, 29408, 47788, 56888, 95576, 113776, 191152, 227552, 382304, 502693, 1005386, 2010772, 4021544, 6535009, 8043088, 13070018, 16086176, 26140036, 52280072, 104560144, 209120288]

約数ペア:

[(1, 209120288), (2, 104560144), (4, 52280072), (8, 26140036), (13, 16086176), (16, 13070018), (26, 8043088), (32, 6535009), (52, 4021544), (104, 2010772), (208, 1005386), (416, 502693), (547, 382304), (919, 227552), (1094, 191152), (1838, 113776), (2188, 95576), (3676, 56888), (4376, 47788), (7111, 29408), (7352, 28444), (8752, 23894), (11947, 17504), (14222, 14704)]