18079089

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{6473}}^1$

素因数の和:6509

約数の個数: 24

約数和(自身を含む): 29521440

約数和(自身を除く): 11442351

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 6473, 19419, 45311, 122987, 135933, 317177, 368961, 860909, 951531, 2582727, 6026363, 18079089]

約数ペア:

[(1, 18079089), (3, 6026363), (7, 2582727), (19, 951531), (21, 860909), (49, 368961), (57, 317177), (133, 135933), (147, 122987), (399, 45311), (931, 19419), (2793, 6473)]