20173670181

素因数分解:

$3^2\times 7^1\times {\mathrm{320216987}}^1$

素因数の和:320217000

約数の個数: 12

約数和(自身を含む): 33302566752

約数和(自身を除く): 13128896571

約数列:

[1, 3, 7, 9, 21, 63, 320216987, 960650961, 2241518909, 2881952883, 6724556727, 20173670181]

約数ペア:

[(1, 20173670181), (3, 6724556727), (7, 2881952883), (9, 2241518909), (21, 960650961), (63, 320216987)]