86571664

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{131969}}^1$

素因数の和:132018

約数の個数: 20

約数和(自身を含む): 171824940

約数和(自身を除く): 85253276

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 131969, 263938, 527876, 1055752, 2111504, 5410729, 10821458, 21642916, 43285832, 86571664]

約数ペア:

[(1, 86571664), (2, 43285832), (4, 21642916), (8, 10821458), (16, 5410729), (41, 2111504), (82, 1055752), (164, 527876), (328, 263938), (656, 131969)]