20867341

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:492

約数の個数: 16

約数和(自身を含む): 23525568

約数和(自身を除く): 2658227

約数列:

[1, 11, 43, 157, 281, 473, 1727, 3091, 6751, 12083, 44117, 74261, 132913, 485287, 1897031, 20867341]

約数ペア:

[(1, 20867341), (11, 1897031), (43, 485287), (157, 132913), (281, 74261), (473, 44117), (1727, 12083), (3091, 6751)]