20616284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{883}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 38984400

約数和(自身を除く): 18368116

約数列:

[1, 2, 4, 13, 26, 52, 449, 883, 898, 1766, 1796, 3532, 5837, 11479, 11674, 22958, 23348, 45916, 396467, 792934, 1585868, 5154071, 10308142, 20616284]

約数ペア:

[(1, 20616284), (2, 10308142), (4, 5154071), (13, 1585868), (26, 792934), (52, 396467), (449, 45916), (883, 23348), (898, 22958), (1766, 11674), (1796, 11479), (3532, 5837)]