18169864

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 35006400

約数和(自身を除く): 16836536

約数列:

[1, 2, 4, 8, 67, 109, 134, 218, 268, 311, 436, 536, 622, 872, 1244, 2488, 7303, 14606, 20837, 29212, 33899, 41674, 58424, 67798, 83348, 135596, 166696, 271192, 2271233, 4542466, 9084932, 18169864]

約数ペア:

[(1, 18169864), (2, 9084932), (4, 4542466), (8, 2271233), (67, 271192), (109, 166696), (134, 135596), (218, 83348), (268, 67798), (311, 58424), (436, 41674), (536, 33899), (622, 29212), (872, 20837), (1244, 14606), (2488, 7303)]