20455708

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{56197}}^1$

素因数の和:56221

約数の個数: 24

約数和(自身を含む): 44059232

約数和(自身を除く): 23603524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 56197, 112394, 224788, 393379, 730561, 786758, 1461122, 1573516, 2922244, 5113927, 10227854, 20455708]

約数ペア:

[(1, 20455708), (2, 10227854), (4, 5113927), (7, 2922244), (13, 1573516), (14, 1461122), (26, 786758), (28, 730561), (52, 393379), (91, 224788), (182, 112394), (364, 56197)]