208017856

素因数分解:

$2^6\times {\mathrm{257}}^1\times {\mathrm{12647}}^1$

素因数の和:12916

約数の個数: 28

約数和(自身を含む): 414424368

約数和(自身を除く): 206406512

約数列:

[1, 2, 4, 8, 16, 32, 64, 257, 514, 1028, 2056, 4112, 8224, 12647, 16448, 25294, 50588, 101176, 202352, 404704, 809408, 3250279, 6500558, 13001116, 26002232, 52004464, 104008928, 208017856]

約数ペア:

[(1, 208017856), (2, 104008928), (4, 52004464), (8, 26002232), (16, 13001116), (32, 6500558), (64, 3250279), (257, 809408), (514, 404704), (1028, 202352), (2056, 101176), (4112, 50588), (8224, 25294), (12647, 16448)]