208692344

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{18917}}^1$

素因数の和:19127

約数の個数: 32

約数和(自身を含む): 449491680

約数和(自身を除く): 240799336

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 788, 1379, 1576, 2758, 5516, 11032, 18917, 37834, 75668, 132419, 151336, 264838, 529676, 1059352, 3726649, 7453298, 14906596, 26086543, 29813192, 52173086, 104346172, 208692344]

約数ペア:

[(1, 208692344), (2, 104346172), (4, 52173086), (7, 29813192), (8, 26086543), (14, 14906596), (28, 7453298), (56, 3726649), (197, 1059352), (394, 529676), (788, 264838), (1379, 151336), (1576, 132419), (2758, 75668), (5516, 37834), (11032, 18917)]