12854865136

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{455717}}^1$

素因数の和:455809

約数の個数: 40

約数和(自身を含む): 26107172784

約数和(自身を除く): 13252307648

約数列:

[1, 2, 4, 8, 16, 41, 43, 82, 86, 164, 172, 328, 344, 656, 688, 1763, 3526, 7052, 14104, 28208, 455717, 911434, 1822868, 3645736, 7291472, 18684397, 19595831, 37368794, 39191662, 74737588, 78383324, 149475176, 156766648, 298950352, 313533296, 803429071, 1606858142, 3213716284, 6427432568, 12854865136]

約数ペア:

[(1, 12854865136), (2, 6427432568), (4, 3213716284), (8, 1606858142), (16, 803429071), (41, 313533296), (43, 298950352), (82, 156766648), (86, 149475176), (164, 78383324), (172, 74737588), (328, 39191662), (344, 37368794), (656, 19595831), (688, 18684397), (1763, 7291472), (3526, 3645736), (7052, 1822868), (14104, 911434), (28208, 455717)]