259178384

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{395089}}^1$

素因数の和:395138

約数の個数: 20

約数和(自身を含む): 514407180

約数和(自身を除く): 255228796

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 395089, 790178, 1580356, 3160712, 6321424, 16198649, 32397298, 64794596, 129589192, 259178384]

約数ペア:

[(1, 259178384), (2, 129589192), (4, 64794596), (8, 32397298), (16, 16198649), (41, 6321424), (82, 3160712), (164, 1580356), (328, 790178), (656, 395089)]