20486530721

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{26591}}^1$

素因数の和:26717

約数の個数: 32

約数和(自身を含む): 23588167680

約数和(自身を除く): 3101636959

約数列:

[1, 19, 23, 41, 43, 437, 779, 817, 943, 989, 1763, 17917, 18791, 26591, 33497, 40549, 505229, 611593, 770431, 1090231, 1143413, 11620267, 20714389, 21724847, 25075313, 26298499, 46879933, 476430947, 499671481, 890718727, 1078238459, 20486530721]

約数ペア:

[(1, 20486530721), (19, 1078238459), (23, 890718727), (41, 499671481), (43, 476430947), (437, 46879933), (779, 26298499), (817, 25075313), (943, 21724847), (989, 20714389), (1763, 11620267), (17917, 1143413), (18791, 1090231), (26591, 770431), (33497, 611593), (40549, 505229)]