209436164

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{393677}}^1$

素因数の和:393707

約数の個数: 24

約数和(自身を含む): 440919360

約数和(自身を除く): 231483196

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 393677, 787354, 1574708, 2755739, 5511478, 7479863, 11022956, 14959726, 29919452, 52359041, 104718082, 209436164]

約数ペア:

[(1, 209436164), (2, 104718082), (4, 52359041), (7, 29919452), (14, 14959726), (19, 11022956), (28, 7479863), (38, 5511478), (76, 2755739), (133, 1574708), (266, 787354), (532, 393677)]