538576

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{821}}^1$

素因数の和:870

約数の個数: 20

約数和(自身を含む): 1070244

約数和(自身を除く): 531668

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 821, 1642, 3284, 6568, 13136, 33661, 67322, 134644, 269288, 538576]

約数ペア:

[(1, 538576), (2, 269288), (4, 134644), (8, 67322), (16, 33661), (41, 13136), (82, 6568), (164, 3284), (328, 1642), (656, 821)]