20904132

素因数分解:

$2^2\times 3^1\times {\mathrm{691}}^1\times {\mathrm{2521}}^1$

素因数の和:3219

約数の個数: 24

約数和(自身を含む): 48866272

約数和(自身を除く): 27962140

約数列:

[1, 2, 3, 4, 6, 12, 691, 1382, 2073, 2521, 2764, 4146, 5042, 7563, 8292, 10084, 15126, 30252, 1742011, 3484022, 5226033, 6968044, 10452066, 20904132]

約数ペア:

[(1, 20904132), (2, 10452066), (3, 6968044), (4, 5226033), (6, 3484022), (12, 1742011), (691, 30252), (1382, 15126), (2073, 10084), (2521, 8292), (2764, 7563), (4146, 5042)]