18816941

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{727}}^1$

素因数の和:932

約数の個数: 16

約数和(自身を含む): 22259328

約数和(自身を除く): 3442387

約数列:

[1, 11, 13, 143, 181, 727, 1991, 2353, 7997, 9451, 25883, 103961, 131587, 1447457, 1710631, 18816941]

約数ペア:

[(1, 18816941), (11, 1710631), (13, 1447457), (143, 131587), (181, 103961), (727, 25883), (1991, 9451), (2353, 7997)]