18595976

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2389}}^1$

素因数の和:2541

約数の個数: 32

約数和(自身を含む): 40152000

約数和(自身を除く): 21556024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 2389, 3892, 4778, 7784, 9556, 16723, 19112, 33446, 66892, 133784, 332071, 664142, 1328284, 2324497, 2656568, 4648994, 9297988, 18595976]

約数ペア:

[(1, 18595976), (2, 9297988), (4, 4648994), (7, 2656568), (8, 2324497), (14, 1328284), (28, 664142), (56, 332071), (139, 133784), (278, 66892), (556, 33446), (973, 19112), (1112, 16723), (1946, 9556), (2389, 7784), (3892, 4778)]