18408488

素因数分解:

$2^3\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1213}}^1$

素因数の和:1497

約数の個数: 32

約数和(自身を含む): 39624960

約数和(自身を除く): 21216472

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 271, 542, 1084, 1213, 1897, 2168, 2426, 3794, 4852, 7588, 8491, 9704, 15176, 16982, 33964, 67928, 328723, 657446, 1314892, 2301061, 2629784, 4602122, 9204244, 18408488]

約数ペア:

[(1, 18408488), (2, 9204244), (4, 4602122), (7, 2629784), (8, 2301061), (14, 1314892), (28, 657446), (56, 328723), (271, 67928), (542, 33964), (1084, 16982), (1213, 15176), (1897, 9704), (2168, 8491), (2426, 7588), (3794, 4852)]