205983284

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{304709}}^1$

素因数の和:304739

約数の個数: 18

約数和(自身を含む): 390333510

約数和(自身を除く): 184350226

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 304709, 609418, 1218836, 3961217, 7922434, 15844868, 51495821, 102991642, 205983284]

約数ペア:

[(1, 205983284), (2, 102991642), (4, 51495821), (13, 15844868), (26, 7922434), (52, 3961217), (169, 1218836), (338, 609418), (676, 304709)]