20945658

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{32027}}^1$

素因数の和:32141

約数の個数: 16

約数和(自身を含む): 42276960

約数和(自身を除く): 21331302

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 32027, 64054, 96081, 192162, 3490943, 6981886, 10472829, 20945658]

約数ペア:

[(1, 20945658), (2, 10472829), (3, 6981886), (6, 3490943), (109, 192162), (218, 96081), (327, 64054), (654, 32027)]