19809421629

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{3319}}^1\times {\mathrm{15187}}^1$

素因数の和:18640

約数の個数: 16

約数和(自身を含む): 26623956480

約数和(自身を除く): 6814534851

約数列:

[1, 3, 131, 393, 3319, 9957, 15187, 45561, 434789, 1304367, 1989497, 5968491, 50405653, 151216959, 6603140543, 19809421629]

約数ペア:

[(1, 19809421629), (3, 6603140543), (131, 151216959), (393, 50405653), (3319, 5968491), (9957, 1989497), (15187, 1304367), (45561, 434789)]