20178804843

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{97482149}}^1$

素因数の和:97482178

約数の個数: 12

約数和(自身を含む): 30414430800

約数和(自身を除く): 10235625957

約数列:

[1, 3, 9, 23, 69, 207, 97482149, 292446447, 877339341, 2242089427, 6726268281, 20178804843]

約数ペア:

[(1, 20178804843), (3, 6726268281), (9, 2242089427), (23, 877339341), (69, 292446447), (207, 97482149)]