207865712

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{50551}}^1$

素因数の和:50816

約数の個数: 20

約数和(自身を含む): 404314896

約数和(自身を除く): 196449184

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 50551, 101102, 202204, 404408, 808816, 12991607, 25983214, 51966428, 103932856, 207865712]

約数ペア:

[(1, 207865712), (2, 103932856), (4, 51966428), (8, 25983214), (16, 12991607), (257, 808816), (514, 404408), (1028, 202204), (2056, 101102), (4112, 50551)]