20219498877

素因数分解:

$3^1\times {\mathrm{661}}^1\times {\mathrm{1861}}^1\times {\mathrm{5479}}^1$

素因数の和:8004

約数の個数: 16

約数和(自身を含む): 27019556480

約数和(自身を除く): 6800057603

約数列:

[1, 3, 661, 1861, 1983, 5479, 5583, 16437, 1230121, 3621619, 3690363, 10196419, 10864857, 30589257, 6739832959, 20219498877]

約数ペア:

[(1, 20219498877), (3, 6739832959), (661, 30589257), (1861, 10864857), (1983, 10196419), (5479, 3690363), (5583, 3621619), (16437, 1230121)]