18631128

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{20981}}^1$

素因数の和:21027

約数の個数: 32

約数和(自身を含む): 47838960

約数和(自身を除く): 29207832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 888, 20981, 41962, 62943, 83924, 125886, 167848, 251772, 503544, 776297, 1552594, 2328891, 3105188, 4657782, 6210376, 9315564, 18631128]

約数ペア:

[(1, 18631128), (2, 9315564), (3, 6210376), (4, 4657782), (6, 3105188), (8, 2328891), (12, 1552594), (24, 776297), (37, 503544), (74, 251772), (111, 167848), (148, 125886), (222, 83924), (296, 62943), (444, 41962), (888, 20981)]