18249952

素因数分解:

$2^5\times 7^2\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:240

約数の個数: 72

約数和(自身を含む): 42574896

約数和(自身を除く): 24324944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 103, 112, 113, 196, 206, 224, 226, 392, 412, 452, 721, 784, 791, 824, 904, 1442, 1568, 1582, 1648, 1808, 2884, 3164, 3296, 3616, 5047, 5537, 5768, 6328, 10094, 11074, 11536, 11639, 12656, 20188, 22148, 23072, 23278, 25312, 40376, 44296, 46556, 80752, 81473, 88592, 93112, 161504, 162946, 177184, 186224, 325892, 372448, 570311, 651784, 1140622, 1303568, 2281244, 2607136, 4562488, 9124976, 18249952]

約数ペア:

[(1, 18249952), (2, 9124976), (4, 4562488), (7, 2607136), (8, 2281244), (14, 1303568), (16, 1140622), (28, 651784), (32, 570311), (49, 372448), (56, 325892), (98, 186224), (103, 177184), (112, 162946), (113, 161504), (196, 93112), (206, 88592), (224, 81473), (226, 80752), (392, 46556), (412, 44296), (452, 40376), (721, 25312), (784, 23278), (791, 23072), (824, 22148), (904, 20188), (1442, 12656), (1568, 11639), (1582, 11536), (1648, 11074), (1808, 10094), (2884, 6328), (3164, 5768), (3296, 5537), (3616, 5047)]