20891453

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2377}}^1$

素因数の和:2452

約数の個数: 16

約数和(自身を含む): 24655104

約数和(自身を除く): 3763651

約数列:

[1, 11, 17, 47, 187, 517, 799, 2377, 8789, 26147, 40409, 111719, 444499, 1228909, 1899223, 20891453]

約数ペア:

[(1, 20891453), (11, 1899223), (17, 1228909), (47, 444499), (187, 111719), (517, 40409), (799, 26147), (2377, 8789)]