258066556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{18859}}^1$

素因数の和:19185

約数の個数: 24

約数和(自身を含む): 494282880

約数和(自身を除く): 236216324

約数列:

[1, 2, 4, 11, 22, 44, 311, 622, 1244, 3421, 6842, 13684, 18859, 37718, 75436, 207449, 414898, 829796, 5865149, 11730298, 23460596, 64516639, 129033278, 258066556]

約数ペア:

[(1, 258066556), (2, 129033278), (4, 64516639), (11, 23460596), (22, 11730298), (44, 5865149), (311, 829796), (622, 414898), (1244, 207449), (3421, 75436), (6842, 37718), (13684, 18859)]