2019922570

素因数分解:

$2^1\times 5^1\times {\mathrm{9239}}^1\times {\mathrm{21863}}^1$

素因数の和:31109

約数の個数: 16

約数和(自身を含む): 3636420480

約数和(自身を除く): 1616497910

約数列:

[1, 2, 5, 10, 9239, 18478, 21863, 43726, 46195, 92390, 109315, 218630, 201992257, 403984514, 1009961285, 2019922570]

約数ペア:

[(1, 2019922570), (2, 1009961285), (5, 403984514), (10, 201992257), (9239, 218630), (18478, 109315), (21863, 92390), (43726, 46195)]