255380444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{305479}}^1$

素因数の和:305513

約数の個数: 24

約数和(自身を含む): 513206400

約数和(自身を除く): 257825956

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 305479, 610958, 1221916, 3360269, 5804101, 6720538, 11608202, 13441076, 23216404, 63845111, 127690222, 255380444]

約数ペア:

[(1, 255380444), (2, 127690222), (4, 63845111), (11, 23216404), (19, 13441076), (22, 11608202), (38, 6720538), (44, 5804101), (76, 3360269), (209, 1221916), (418, 610958), (836, 305479)]