20875568

素因数分解:

$2^4\times 7^2\times {\mathrm{26627}}^1$

素因数の和:26649

約数の個数: 30

約数和(自身を含む): 47051676

約数和(自身を除く): 26176108

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 26627, 53254, 106508, 186389, 213016, 372778, 426032, 745556, 1304723, 1491112, 2609446, 2982224, 5218892, 10437784, 20875568]

約数ペア:

[(1, 20875568), (2, 10437784), (4, 5218892), (7, 2982224), (8, 2609446), (14, 1491112), (16, 1304723), (28, 745556), (49, 426032), (56, 372778), (98, 213016), (112, 186389), (196, 106508), (392, 53254), (784, 26627)]