18990524

素因数分解:

$2^2\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1531}}^1$

素因数の和:1985

約数の個数: 24

約数和(自身を含む): 38091648

約数和(自身を除く): 19101124

約数列:

[1, 2, 4, 7, 14, 28, 443, 886, 1531, 1772, 3062, 3101, 6124, 6202, 10717, 12404, 21434, 42868, 678233, 1356466, 2712932, 4747631, 9495262, 18990524]

約数ペア:

[(1, 18990524), (2, 9495262), (4, 4747631), (7, 2712932), (14, 1356466), (28, 678233), (443, 42868), (886, 21434), (1531, 12404), (1772, 10717), (3062, 6202), (3101, 6124)]