20386786

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{63313}}^1$

素因数の和:63345

約数の個数: 16

約数和(自身を含む): 36468864

約数和(自身を除く): 16082078

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 63313, 126626, 443191, 886382, 1456199, 2912398, 10193393, 20386786]

約数ペア:

[(1, 20386786), (2, 10193393), (7, 2912398), (14, 1456199), (23, 886382), (46, 443191), (161, 126626), (322, 63313)]