20279761341

素因数分解:

$3^1\times 7^1\times {\mathrm{1709}}^1\times {\mathrm{565069}}^1$

素因数の和:566788

約数の個数: 16

約数和(自身を含む): 30920630400

約数和(自身を除く): 10640869059

約数列:

[1, 3, 7, 21, 1709, 5127, 11963, 35889, 565069, 1695207, 3955483, 11866449, 965702921, 2897108763, 6759920447, 20279761341]

約数ペア:

[(1, 20279761341), (3, 6759920447), (7, 2897108763), (21, 965702921), (1709, 11866449), (5127, 3955483), (11963, 1695207), (35889, 565069)]