12746456

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 24960000

約数和(自身を除く): 12213544

約数列:

[1, 2, 4, 8, 31, 62, 103, 124, 206, 248, 412, 499, 824, 998, 1996, 3193, 3992, 6386, 12772, 15469, 25544, 30938, 51397, 61876, 102794, 123752, 205588, 411176, 1593307, 3186614, 6373228, 12746456]

約数ペア:

[(1, 12746456), (2, 6373228), (4, 3186614), (8, 1593307), (31, 411176), (62, 205588), (103, 123752), (124, 102794), (206, 61876), (248, 51397), (412, 30938), (499, 25544), (824, 15469), (998, 12772), (1996, 6386), (3193, 3992)]