20651792

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8017}}^1$

素因数の和:8055

約数の個数: 40

約数和(自身を含む): 47723136

約数和(自身を除く): 27071344

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 8017, 16034, 32068, 56119, 64136, 112238, 128272, 184391, 224476, 368782, 448952, 737564, 897904, 1290737, 1475128, 2581474, 2950256, 5162948, 10325896, 20651792]

約数ペア:

[(1, 20651792), (2, 10325896), (4, 5162948), (7, 2950256), (8, 2581474), (14, 1475128), (16, 1290737), (23, 897904), (28, 737564), (46, 448952), (56, 368782), (92, 224476), (112, 184391), (161, 128272), (184, 112238), (322, 64136), (368, 56119), (644, 32068), (1288, 16034), (2576, 8017)]