20758012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{673}}^1\times {\mathrm{701}}^1$

素因数の和:1389

約数の個数: 24

約数和(自身を含む): 39744432

約数和(自身を除く): 18986420

約数列:

[1, 2, 4, 11, 22, 44, 673, 701, 1346, 1402, 2692, 2804, 7403, 7711, 14806, 15422, 29612, 30844, 471773, 943546, 1887092, 5189503, 10379006, 20758012]

約数ペア:

[(1, 20758012), (2, 10379006), (4, 5189503), (11, 1887092), (22, 943546), (44, 471773), (673, 30844), (701, 29612), (1346, 15422), (1402, 14806), (2692, 7711), (2804, 7403)]