209569132

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{4793}}^1$

素因数の和:5457

約数の個数: 24

約数和(自身を含む): 389004336

約数和(自身を除く): 179435204

約数列:

[1, 2, 4, 17, 34, 68, 643, 1286, 2572, 4793, 9586, 10931, 19172, 21862, 43724, 81481, 162962, 325924, 3081899, 6163798, 12327596, 52392283, 104784566, 209569132]

約数ペア:

[(1, 209569132), (2, 104784566), (4, 52392283), (17, 12327596), (34, 6163798), (68, 3081899), (643, 325924), (1286, 162962), (2572, 81481), (4793, 43724), (9586, 21862), (10931, 19172)]