19119867

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3527}}^1$

素因数の和:3682

約数の個数: 16

約数和(自身を含む): 27659520

約数和(自身を除く): 8539653

約数列:

[1, 3, 13, 39, 139, 417, 1807, 3527, 5421, 10581, 45851, 137553, 490253, 1470759, 6373289, 19119867]

約数ペア:

[(1, 19119867), (3, 6373289), (13, 1470759), (39, 490253), (139, 137553), (417, 45851), (1807, 10581), (3527, 5421)]