20326137

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{853}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 30006144

約数和(自身を除く): 9680007

約数列:

[1, 3, 13, 39, 47, 141, 169, 507, 611, 853, 1833, 2559, 7943, 11089, 23829, 33267, 40091, 120273, 144157, 432471, 521183, 1563549, 6775379, 20326137]

約数ペア:

[(1, 20326137), (3, 6775379), (13, 1563549), (39, 521183), (47, 432471), (141, 144157), (169, 120273), (507, 40091), (611, 33267), (853, 23829), (1833, 11089), (2559, 7943)]