28235408

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{26339}}^1$

素因数の和:26414

約数の個数: 20

約数和(自身を含む): 55524720

約数和(自身を除く): 27289312

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 26339, 52678, 105356, 210712, 421424, 1764713, 3529426, 7058852, 14117704, 28235408]

約数ペア:

[(1, 28235408), (2, 14117704), (4, 7058852), (8, 3529426), (16, 1764713), (67, 421424), (134, 210712), (268, 105356), (536, 52678), (1072, 26339)]