19358391

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3571}}^1$

素因数の和:3726

約数の個数: 16

約数和(自身を含む): 28004480

約数和(自身を除く): 8646089

約数列:

[1, 3, 13, 39, 139, 417, 1807, 3571, 5421, 10713, 46423, 139269, 496369, 1489107, 6452797, 19358391]

約数ペア:

[(1, 19358391), (3, 6452797), (13, 1489107), (39, 496369), (139, 139269), (417, 46423), (1807, 10713), (3571, 5421)]