20582912

素因数分解:

$2^9\times 7^1\times {\mathrm{5743}}^1$

素因数の和:5768

約数の個数: 40

約数和(自身を含む): 47008896

約数和(自身を除く): 26425984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 5743, 11486, 22972, 40201, 45944, 80402, 91888, 160804, 183776, 321608, 367552, 643216, 735104, 1286432, 1470208, 2572864, 2940416, 5145728, 10291456, 20582912]

約数ペア:

[(1, 20582912), (2, 10291456), (4, 5145728), (7, 2940416), (8, 2572864), (14, 1470208), (16, 1286432), (28, 735104), (32, 643216), (56, 367552), (64, 321608), (112, 183776), (128, 160804), (224, 91888), (256, 80402), (448, 45944), (512, 40201), (896, 22972), (1792, 11486), (3584, 5743)]