20796318

素因数分解:

$2^1\times 3^3\times {\mathrm{103}}^1\times {\mathrm{3739}}^1$

素因数の和:3853

約数の個数: 32

約数和(自身を含む): 46675200

約数和(自身を除く): 25878882

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 103, 206, 309, 618, 927, 1854, 2781, 3739, 5562, 7478, 11217, 22434, 33651, 67302, 100953, 201906, 385117, 770234, 1155351, 2310702, 3466053, 6932106, 10398159, 20796318]

約数ペア:

[(1, 20796318), (2, 10398159), (3, 6932106), (6, 3466053), (9, 2310702), (18, 1155351), (27, 770234), (54, 385117), (103, 201906), (206, 100953), (309, 67302), (618, 33651), (927, 22434), (1854, 11217), (2781, 7478), (3739, 5562)]