20180977604

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3637523}}^1$

素因数の和:3637619

約数の個数: 24

約数和(自身を含む): 37684748640

約数和(自身を除く): 17503771036

約数列:

[1, 2, 4, 19, 38, 73, 76, 146, 292, 1387, 2774, 5548, 3637523, 7275046, 14550092, 69112937, 138225874, 265539179, 276451748, 531078358, 1062156716, 5045244401, 10090488802, 20180977604]

約数ペア:

[(1, 20180977604), (2, 10090488802), (4, 5045244401), (19, 1062156716), (38, 531078358), (73, 276451748), (76, 265539179), (146, 138225874), (292, 69112937), (1387, 14550092), (2774, 7275046), (5548, 3637523)]