20267819

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{523}}^1$

素因数の和:818

約数の個数: 16

約数和(自身を含む): 23944704

約数和(自身を除く): 3676885

約数列:

[1, 11, 13, 143, 271, 523, 2981, 3523, 5753, 6799, 38753, 74789, 141733, 1559063, 1842529, 20267819]

約数ペア:

[(1, 20267819), (11, 1842529), (13, 1559063), (143, 141733), (271, 74789), (523, 38753), (2981, 6799), (3523, 5753)]