18837016

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2579}}^1$

素因数の和:2679

約数の個数: 32

約数和(自身を含む): 39009600

約数和(自身を除く): 20172584

約数列:

[1, 2, 4, 8, 11, 22, 44, 83, 88, 166, 332, 664, 913, 1826, 2579, 3652, 5158, 7304, 10316, 20632, 28369, 56738, 113476, 214057, 226952, 428114, 856228, 1712456, 2354627, 4709254, 9418508, 18837016]

約数ペア:

[(1, 18837016), (2, 9418508), (4, 4709254), (8, 2354627), (11, 1712456), (22, 856228), (44, 428114), (83, 226952), (88, 214057), (166, 113476), (332, 56738), (664, 28369), (913, 20632), (1826, 10316), (2579, 7304), (3652, 5158)]