20016416

素因数分解:

$2^5\times 7^1\times {\mathrm{193}}^1\times {\mathrm{463}}^1$

素因数の和:673

約数の個数: 48

約数和(自身を含む): 45368064

約数和(自身を除く): 25351648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 193, 224, 386, 463, 772, 926, 1351, 1544, 1852, 2702, 3088, 3241, 3704, 5404, 6176, 6482, 7408, 10808, 12964, 14816, 21616, 25928, 43232, 51856, 89359, 103712, 178718, 357436, 625513, 714872, 1251026, 1429744, 2502052, 2859488, 5004104, 10008208, 20016416]

約数ペア:

[(1, 20016416), (2, 10008208), (4, 5004104), (7, 2859488), (8, 2502052), (14, 1429744), (16, 1251026), (28, 714872), (32, 625513), (56, 357436), (112, 178718), (193, 103712), (224, 89359), (386, 51856), (463, 43232), (772, 25928), (926, 21616), (1351, 14816), (1544, 12964), (1852, 10808), (2702, 7408), (3088, 6482), (3241, 6176), (3704, 5404)]