89892016

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{130657}}^1$

素因数の和:130708

約数の個数: 20

約数和(自身を含む): 178217512

約数和(自身を除く): 88325496

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 130657, 261314, 522628, 1045256, 2090512, 5618251, 11236502, 22473004, 44946008, 89892016]

約数ペア:

[(1, 89892016), (2, 44946008), (4, 22473004), (8, 11236502), (16, 5618251), (43, 2090512), (86, 1045256), (172, 522628), (344, 261314), (688, 130657)]