20646438

素因数分解:

$2^1\times 3^1\times {\mathrm{811}}^1\times {\mathrm{4243}}^1$

素因数の和:5059

約数の個数: 16

約数和(自身を含む): 41353536

約数和(自身を除く): 20707098

約数列:

[1, 2, 3, 6, 811, 1622, 2433, 4243, 4866, 8486, 12729, 25458, 3441073, 6882146, 10323219, 20646438]

約数ペア:

[(1, 20646438), (2, 10323219), (3, 6882146), (6, 3441073), (811, 25458), (1622, 12729), (2433, 8486), (4243, 4866)]