20765824

素因数分解:

$2^7\times {\mathrm{53}}^1\times {\mathrm{3061}}^1$

素因数の和:3128

約数の個数: 32

約数和(自身を含む): 42163740

約数和(自身を除く): 21397916

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 424, 848, 1696, 3061, 3392, 6122, 6784, 12244, 24488, 48976, 97952, 162233, 195904, 324466, 391808, 648932, 1297864, 2595728, 5191456, 10382912, 20765824]

約数ペア:

[(1, 20765824), (2, 10382912), (4, 5191456), (8, 2595728), (16, 1297864), (32, 648932), (53, 391808), (64, 324466), (106, 195904), (128, 162233), (212, 97952), (424, 48976), (848, 24488), (1696, 12244), (3061, 6784), (3392, 6122)]