20337849

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6091}}^1$

素因数の和:6157

約数の個数: 24

約数和(自身を含む): 34212672

約数和(自身を除く): 13874823

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 6091, 18273, 42637, 54819, 127911, 322823, 383733, 968469, 2259761, 2905407, 6779283, 20337849]

約数ペア:

[(1, 20337849), (3, 6779283), (7, 2905407), (9, 2259761), (21, 968469), (53, 383733), (63, 322823), (159, 127911), (371, 54819), (477, 42637), (1113, 18273), (3339, 6091)]