2019132025

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{11717}}^1$

素因数の和:11901

約数の個数: 24

約数和(自身を含む): 2567507544

約数和(自身を除く): 548375519

約数列:

[1, 5, 25, 61, 113, 305, 565, 1525, 2825, 6893, 11717, 34465, 58585, 172325, 292925, 714737, 1324021, 3573685, 6620105, 17868425, 33100525, 80765281, 403826405, 2019132025]

約数ペア:

[(1, 2019132025), (5, 403826405), (25, 80765281), (61, 33100525), (113, 17868425), (305, 6620105), (565, 3573685), (1525, 1324021), (2825, 714737), (6893, 292925), (11717, 172325), (34465, 58585)]