20078047629

素因数分解:

$3^2\times {\mathrm{409}}^1\times {\mathrm{653}}^1\times {\mathrm{8353}}^1$

素因数の和:9421

約数の個数: 24

約数和(自身を含む): 29120540280

約数和(自身を除く): 9042492651

約数列:

[1, 3, 9, 409, 653, 1227, 1959, 3681, 5877, 8353, 25059, 75177, 267077, 801231, 2403693, 3416377, 5454509, 10249131, 16363527, 30747393, 49090581, 2230894181, 6692682543, 20078047629]

約数ペア:

[(1, 20078047629), (3, 6692682543), (9, 2230894181), (409, 49090581), (653, 30747393), (1227, 16363527), (1959, 10249131), (3681, 5454509), (5877, 3416377), (8353, 2403693), (25059, 801231), (75177, 267077)]