20659749

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{1307}}^1$

素因数の和:1800

約数の個数: 16

約数和(自身を含む): 30136320

約数和(自身を除く): 9476571

約数列:

[1, 3, 11, 33, 479, 1307, 1437, 3921, 5269, 14377, 15807, 43131, 626053, 1878159, 6886583, 20659749]

約数ペア:

[(1, 20659749), (3, 6886583), (11, 1878159), (33, 626053), (479, 43131), (1307, 15807), (1437, 14377), (3921, 5269)]