18157664

素因数分解:

$2^5\times 7^1\times {\mathrm{103}}^1\times {\mathrm{787}}^1$

素因数の和:907

約数の個数: 48

約数和(自身を含む): 41303808

約数和(自身を除く): 23146144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 103, 112, 206, 224, 412, 721, 787, 824, 1442, 1574, 1648, 2884, 3148, 3296, 5509, 5768, 6296, 11018, 11536, 12592, 22036, 23072, 25184, 44072, 81061, 88144, 162122, 176288, 324244, 567427, 648488, 1134854, 1296976, 2269708, 2593952, 4539416, 9078832, 18157664]

約数ペア:

[(1, 18157664), (2, 9078832), (4, 4539416), (7, 2593952), (8, 2269708), (14, 1296976), (16, 1134854), (28, 648488), (32, 567427), (56, 324244), (103, 176288), (112, 162122), (206, 88144), (224, 81061), (412, 44072), (721, 25184), (787, 23072), (824, 22036), (1442, 12592), (1574, 11536), (1648, 11018), (2884, 6296), (3148, 5768), (3296, 5509)]