20416284

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{81017}}^1$

素因数の和:81034

約数の個数: 36

約数和(自身を含む): 58981104

約数和(自身を除く): 38564820

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 81017, 162034, 243051, 324068, 486102, 567119, 729153, 972204, 1134238, 1458306, 1701357, 2268476, 2916612, 3402714, 5104071, 6805428, 10208142, 20416284]

約数ペア:

[(1, 20416284), (2, 10208142), (3, 6805428), (4, 5104071), (6, 3402714), (7, 2916612), (9, 2268476), (12, 1701357), (14, 1458306), (18, 1134238), (21, 972204), (28, 729153), (36, 567119), (42, 486102), (63, 324068), (84, 243051), (126, 162034), (252, 81017)]