19765774

素因数分解:

$2^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{3187}}^1$

素因数の和:3639

約数の個数: 16

約数和(自身を含む): 33971328

約数和(自身を除く): 14205554

約数列:

[1, 2, 7, 14, 443, 886, 3101, 3187, 6202, 6374, 22309, 44618, 1411841, 2823682, 9882887, 19765774]

約数ペア:

[(1, 19765774), (2, 9882887), (7, 2823682), (14, 1411841), (443, 44618), (886, 22309), (3101, 6374), (3187, 6202)]