19844608

素因数分解:

$2^9\times 7^3\times {\mathrm{113}}^1$

素因数の和:152

約数の個数: 80

約数和(自身を含む): 46648800

約数和(自身を除く): 26804192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 113, 128, 196, 224, 226, 256, 343, 392, 448, 452, 512, 686, 784, 791, 896, 904, 1372, 1568, 1582, 1792, 1808, 2744, 3136, 3164, 3584, 3616, 5488, 5537, 6272, 6328, 7232, 10976, 11074, 12544, 12656, 14464, 21952, 22148, 25088, 25312, 28928, 38759, 43904, 44296, 50624, 57856, 77518, 87808, 88592, 101248, 155036, 175616, 177184, 202496, 310072, 354368, 404992, 620144, 708736, 1240288, 1417472, 2480576, 2834944, 4961152, 9922304, 19844608]

約数ペア:

[(1, 19844608), (2, 9922304), (4, 4961152), (7, 2834944), (8, 2480576), (14, 1417472), (16, 1240288), (28, 708736), (32, 620144), (49, 404992), (56, 354368), (64, 310072), (98, 202496), (112, 177184), (113, 175616), (128, 155036), (196, 101248), (224, 88592), (226, 87808), (256, 77518), (343, 57856), (392, 50624), (448, 44296), (452, 43904), (512, 38759), (686, 28928), (784, 25312), (791, 25088), (896, 22148), (904, 21952), (1372, 14464), (1568, 12656), (1582, 12544), (1792, 11074), (1808, 10976), (2744, 7232), (3136, 6328), (3164, 6272), (3584, 5537), (3616, 5488)]