19827963

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{38651}}^1$

素因数の和:38679

約数の個数: 16

約数和(自身を含む): 30921600

約数和(自身を除く): 11093637

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 38651, 115953, 347859, 734369, 1043577, 2203107, 6609321, 19827963]

約数ペア:

[(1, 19827963), (3, 6609321), (9, 2203107), (19, 1043577), (27, 734369), (57, 347859), (171, 115953), (513, 38651)]