19319105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15643}}^1$

素因数の和:15680

約数の個数: 16

約数和(自身を含む): 26281920

約数和(自身を除く): 6962815

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 15643, 78215, 203359, 297217, 1016795, 1486085, 3863821, 19319105]

約数ペア:

[(1, 19319105), (5, 3863821), (13, 1486085), (19, 1016795), (65, 297217), (95, 203359), (247, 78215), (1235, 15643)]