20215252605

素因数分解:

$3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{709}}^1\times {\mathrm{7573}}^1$

素因数の和:8541

約数の個数: 32

約数和(自身を含む): 32523361920

約数和(自身を除く): 12308109315

約数列:

[1, 3, 5, 15, 251, 709, 753, 1255, 2127, 3545, 3765, 7573, 10635, 22719, 37865, 113595, 177959, 533877, 889795, 1900823, 2669385, 5369257, 5702469, 9504115, 16107771, 26846285, 28512345, 80538855, 1347683507, 4043050521, 6738417535, 20215252605]

約数ペア:

[(1, 20215252605), (3, 6738417535), (5, 4043050521), (15, 1347683507), (251, 80538855), (709, 28512345), (753, 26846285), (1255, 16107771), (2127, 9504115), (3545, 5702469), (3765, 5369257), (7573, 2669385), (10635, 1900823), (22719, 889795), (37865, 533877), (113595, 177959)]