26686379818

素因数分解:

$2^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{2883767}}^1$

素因数の和:2884437

約数の個数: 16

約数和(自身を含む): 45817305984

約数和(自身を除く): 19130926166

約数列:

[1, 2, 7, 14, 661, 1322, 4627, 9254, 2883767, 5767534, 20186369, 40372738, 1906169987, 3812339974, 13343189909, 26686379818]

約数ペア:

[(1, 26686379818), (2, 13343189909), (7, 3812339974), (14, 1906169987), (661, 40372738), (1322, 20186369), (4627, 5767534), (9254, 2883767)]