19689640503

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{9525709}}^1$

素因数の和:9525778

約数の個数: 16

約数和(自身を含む): 28805747040

約数和(自身を除く): 9116106537

約数列:

[1, 3, 13, 39, 53, 159, 689, 2067, 9525709, 28577127, 123834217, 371502651, 504862577, 1514587731, 6563213501, 19689640503]

約数ペア:

[(1, 19689640503), (3, 6563213501), (13, 1514587731), (39, 504862577), (53, 371502651), (159, 123834217), (689, 28577127), (2067, 9525709)]