19049247

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3643}}^1$

素因数の和:3739

約数の個数: 24

約数和(自身を含む): 31833984

約数和(自身を除く): 12784737

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 3643, 5229, 10929, 25501, 32787, 76503, 229509, 302369, 907107, 2116583, 2721321, 6349749, 19049247]

約数ペア:

[(1, 19049247), (3, 6349749), (7, 2721321), (9, 2116583), (21, 907107), (63, 302369), (83, 229509), (249, 76503), (581, 32787), (747, 25501), (1743, 10929), (3643, 5229)]