2051201296

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{498833}}^1$

素因数の和:499098

約数の個数: 20

約数和(自身を含む): 3989674332

約数和(自身を除く): 1938473036

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 498833, 997666, 1995332, 3990664, 7981328, 128200081, 256400162, 512800324, 1025600648, 2051201296]

約数ペア:

[(1, 2051201296), (2, 1025600648), (4, 512800324), (8, 256400162), (16, 128200081), (257, 7981328), (514, 3990664), (1028, 1995332), (2056, 997666), (4112, 498833)]