20413568

素因数分解:

$2^7\times 7^1\times {\mathrm{22783}}^1$

素因数の和:22804

約数の個数: 32

約数和(自身を含む): 46479360

約数和(自身を除く): 26065792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 22783, 45566, 91132, 159481, 182264, 318962, 364528, 637924, 729056, 1275848, 1458112, 2551696, 2916224, 5103392, 10206784, 20413568]

約数ペア:

[(1, 20413568), (2, 10206784), (4, 5103392), (7, 2916224), (8, 2551696), (14, 1458112), (16, 1275848), (28, 729056), (32, 637924), (56, 364528), (64, 318962), (112, 182264), (128, 159481), (224, 91132), (448, 45566), (896, 22783)]