209326976

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{39887}}^1$

素因数の和:39942

約数の個数: 32

約数和(自身を含む): 427200480

約数和(自身を除く): 217873504

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 328, 656, 1312, 2624, 5248, 39887, 79774, 159548, 319096, 638192, 1276384, 1635367, 2552768, 3270734, 5105536, 6541468, 13082936, 26165872, 52331744, 104663488, 209326976]

約数ペア:

[(1, 209326976), (2, 104663488), (4, 52331744), (8, 26165872), (16, 13082936), (32, 6541468), (41, 5105536), (64, 3270734), (82, 2552768), (128, 1635367), (164, 1276384), (328, 638192), (656, 319096), (1312, 159548), (2624, 79774), (5248, 39887)]