19411168

素因数分解:

$2^5\times 7^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:659

約数の個数: 48

約数和(自身を含む): 43999200

約数和(自身を除く): 24588032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 193, 224, 386, 449, 772, 898, 1351, 1544, 1796, 2702, 3088, 3143, 3592, 5404, 6176, 6286, 7184, 10808, 12572, 14368, 21616, 25144, 43232, 50288, 86657, 100576, 173314, 346628, 606599, 693256, 1213198, 1386512, 2426396, 2773024, 4852792, 9705584, 19411168]

約数ペア:

[(1, 19411168), (2, 9705584), (4, 4852792), (7, 2773024), (8, 2426396), (14, 1386512), (16, 1213198), (28, 693256), (32, 606599), (56, 346628), (112, 173314), (193, 100576), (224, 86657), (386, 50288), (449, 43232), (772, 25144), (898, 21616), (1351, 14368), (1544, 12572), (1796, 10808), (2702, 7184), (3088, 6286), (3143, 6176), (3592, 5404)]