20160986223

素因数分解:

$3^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1971349}}^1$

素因数の和:1971846

約数の個数: 16

約数和(自身を含む): 30784601600

約数和(自身を除く): 10623615377

約数列:

[1, 3, 7, 21, 487, 1461, 3409, 10227, 1971349, 5914047, 13799443, 41398329, 960046963, 2880140889, 6720328741, 20160986223]

約数ペア:

[(1, 20160986223), (3, 6720328741), (7, 2880140889), (21, 960046963), (487, 41398329), (1461, 13799443), (3409, 5914047), (10227, 1971349)]