18091744

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 39312000

約数和(自身を除く): 21220256

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 103, 176, 206, 352, 412, 499, 824, 998, 1133, 1648, 1996, 2266, 3296, 3992, 4532, 5489, 7984, 9064, 10978, 15968, 18128, 21956, 36256, 43912, 51397, 87824, 102794, 175648, 205588, 411176, 565367, 822352, 1130734, 1644704, 2261468, 4522936, 9045872, 18091744]

約数ペア:

[(1, 18091744), (2, 9045872), (4, 4522936), (8, 2261468), (11, 1644704), (16, 1130734), (22, 822352), (32, 565367), (44, 411176), (88, 205588), (103, 175648), (176, 102794), (206, 87824), (352, 51397), (412, 43912), (499, 36256), (824, 21956), (998, 18128), (1133, 15968), (1648, 10978), (1996, 9064), (2266, 7984), (3296, 5489), (3992, 4532)]