20195001

素因数分解:

$3^5\times {\mathrm{41}}^1\times {\mathrm{2027}}^1$

素因数の和:2083

約数の個数: 24

約数和(自身を含む): 31004064

約数和(自身を除く): 10809063

約数列:

[1, 3, 9, 27, 41, 81, 123, 243, 369, 1107, 2027, 3321, 6081, 9963, 18243, 54729, 83107, 164187, 249321, 492561, 747963, 2243889, 6731667, 20195001]

約数ペア:

[(1, 20195001), (3, 6731667), (9, 2243889), (27, 747963), (41, 492561), (81, 249321), (123, 164187), (243, 83107), (369, 54729), (1107, 18243), (2027, 9963), (3321, 6081)]