19830655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4297}}^1$

素因数の和:4386

約数の個数: 16

約数和(自身を含む): 25994304

約数和(自身を除く): 6163649

約数列:

[1, 5, 13, 65, 71, 355, 923, 4297, 4615, 21485, 55861, 279305, 305087, 1525435, 3966131, 19830655]

約数ペア:

[(1, 19830655), (5, 3966131), (13, 1525435), (65, 305087), (71, 279305), (355, 55861), (923, 21485), (4297, 4615)]