405755536

素因数分解:

$2^4\times {\mathrm{1307}}^1\times {\mathrm{19403}}^1$

素因数の和:20718

約数の個数: 20

約数和(自身を含む): 786793392

約数和(自身を除く): 381037856

約数列:

[1, 2, 4, 8, 16, 1307, 2614, 5228, 10456, 19403, 20912, 38806, 77612, 155224, 310448, 25359721, 50719442, 101438884, 202877768, 405755536]

約数ペア:

[(1, 405755536), (2, 202877768), (4, 101438884), (8, 50719442), (16, 25359721), (1307, 310448), (2614, 155224), (5228, 77612), (10456, 38806), (19403, 20912)]