20512157862

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{2131}}^1\times {\mathrm{229181}}^1$

素因数の和:231324

約数の個数: 32

約数和(自身を含む): 46907138304

約数和(自身を除く): 26394980442

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 2131, 4262, 6393, 12786, 14917, 29834, 44751, 89502, 229181, 458362, 687543, 1375086, 1604267, 3208534, 4812801, 9625602, 488384711, 976769422, 1465154133, 2930308266, 3418692977, 6837385954, 10256078931, 20512157862]

約数ペア:

[(1, 20512157862), (2, 10256078931), (3, 6837385954), (6, 3418692977), (7, 2930308266), (14, 1465154133), (21, 976769422), (42, 488384711), (2131, 9625602), (4262, 4812801), (6393, 3208534), (12786, 1604267), (14917, 1375086), (29834, 687543), (44751, 458362), (89502, 229181)]