20956793

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1451}}^1$

素因数の和:1576

約数の個数: 16

約数和(自身を含む): 24881472

約数和(自身を除く): 3924679

約数列:

[1, 11, 13, 101, 143, 1111, 1313, 1451, 14443, 15961, 18863, 146551, 207493, 1612061, 1905163, 20956793]

約数ペア:

[(1, 20956793), (11, 1905163), (13, 1612061), (101, 207493), (143, 146551), (1111, 18863), (1313, 15961), (1451, 14443)]