20213076044

素因数分解:

$2^2\times 7^2\times {\mathrm{103127939}}^1$

素因数の和:103127957

約数の個数: 18

約数和(自身を含む): 41148048060

約数和(自身を除く): 20934972016

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 103127939, 206255878, 412511756, 721895573, 1443791146, 2887582292, 5053269011, 10106538022, 20213076044]

約数ペア:

[(1, 20213076044), (2, 10106538022), (4, 5053269011), (7, 2887582292), (14, 1443791146), (28, 721895573), (49, 412511756), (98, 206255878), (196, 103127939)]