28685648

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{26759}}^1$

素因数の和:26834

約数の個数: 20

約数和(自身を含む): 56410080

約数和(自身を除く): 27724432

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 26759, 53518, 107036, 214072, 428144, 1792853, 3585706, 7171412, 14342824, 28685648]

約数ペア:

[(1, 28685648), (2, 14342824), (4, 7171412), (8, 3585706), (16, 1792853), (67, 428144), (134, 214072), (268, 107036), (536, 53518), (1072, 26759)]