257200036

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{9587}}^1$

素因数の和:9963

約数の個数: 24

約数和(自身を含む): 475181280

約数和(自身を除く): 217981244

約数列:

[1, 2, 4, 19, 38, 76, 353, 706, 1412, 6707, 9587, 13414, 19174, 26828, 38348, 182153, 364306, 728612, 3384211, 6768422, 13536844, 64300009, 128600018, 257200036]

約数ペア:

[(1, 257200036), (2, 128600018), (4, 64300009), (19, 13536844), (38, 6768422), (76, 3384211), (353, 728612), (706, 364306), (1412, 182153), (6707, 38348), (9587, 26828), (13414, 19174)]