20165288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17627}}^1$

素因数の和:17657

約数の個数: 32

約数和(自身を含む): 44422560

約数和(自身を除く): 24257272

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 17627, 35254, 70508, 141016, 193897, 229151, 387794, 458302, 775588, 916604, 1551176, 1833208, 2520661, 5041322, 10082644, 20165288]

約数ペア:

[(1, 20165288), (2, 10082644), (4, 5041322), (8, 2520661), (11, 1833208), (13, 1551176), (22, 916604), (26, 775588), (44, 458302), (52, 387794), (88, 229151), (104, 193897), (143, 141016), (286, 70508), (572, 35254), (1144, 17627)]