20395508

素因数分解:

$2^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{2029}}^1$

素因数の和:2399

約数の個数: 24

約数和(自身を含む): 40924800

約数和(自身を除く): 20529292

約数列:

[1, 2, 4, 7, 14, 28, 359, 718, 1436, 2029, 2513, 4058, 5026, 8116, 10052, 14203, 28406, 56812, 728411, 1456822, 2913644, 5098877, 10197754, 20395508]

約数ペア:

[(1, 20395508), (2, 10197754), (4, 5098877), (7, 2913644), (14, 1456822), (28, 728411), (359, 56812), (718, 28406), (1436, 14203), (2029, 10052), (2513, 8116), (4058, 5026)]