20078464

素因数分解:

$2^7\times 7^1\times {\mathrm{22409}}^1$

素因数の和:22430

約数の個数: 32

約数和(自身を含む): 45716400

約数和(自身を除く): 25637936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 22409, 44818, 89636, 156863, 179272, 313726, 358544, 627452, 717088, 1254904, 1434176, 2509808, 2868352, 5019616, 10039232, 20078464]

約数ペア:

[(1, 20078464), (2, 10039232), (4, 5019616), (7, 2868352), (8, 2509808), (14, 1434176), (16, 1254904), (28, 717088), (32, 627452), (56, 358544), (64, 313726), (112, 179272), (128, 156863), (224, 89636), (448, 44818), (896, 22409)]