20268886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{5147}}^1$

素因数の和:5339

約数の個数: 16

約数和(自身を含む): 33359040

約数和(自身を除く): 13090154

約数列:

[1, 2, 11, 22, 179, 358, 1969, 3938, 5147, 10294, 56617, 113234, 921313, 1842626, 10134443, 20268886]

約数ペア:

[(1, 20268886), (2, 10134443), (11, 1842626), (22, 921313), (179, 113234), (358, 56617), (1969, 10294), (3938, 5147)]