19862416

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1627}}^1$

素因数の和:1751

約数の個数: 40

約数和(自身を含む): 44411840

約数和(自身を除く): 24549424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 436, 763, 872, 1526, 1627, 1744, 3052, 3254, 6104, 6508, 11389, 12208, 13016, 22778, 26032, 45556, 91112, 177343, 182224, 354686, 709372, 1241401, 1418744, 2482802, 2837488, 4965604, 9931208, 19862416]

約数ペア:

[(1, 19862416), (2, 9931208), (4, 4965604), (7, 2837488), (8, 2482802), (14, 1418744), (16, 1241401), (28, 709372), (56, 354686), (109, 182224), (112, 177343), (218, 91112), (436, 45556), (763, 26032), (872, 22778), (1526, 13016), (1627, 12208), (1744, 11389), (3052, 6508), (3254, 6104)]