28657024

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{20353}}^1$

素因数の和:20378

約数の個数: 32

約数和(自身を含む): 62283240

約数和(自身を除く): 33626216

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 20353, 40706, 81412, 162824, 223883, 325648, 447766, 651296, 895532, 1302592, 1791064, 2605184, 3582128, 7164256, 14328512, 28657024]

約数ペア:

[(1, 28657024), (2, 14328512), (4, 7164256), (8, 3582128), (11, 2605184), (16, 1791064), (22, 1302592), (32, 895532), (44, 651296), (64, 447766), (88, 325648), (128, 223883), (176, 162824), (352, 81412), (704, 40706), (1408, 20353)]