18628064

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6397}}^1$

素因数の和:6427

約数の個数: 48

約数和(自身を含む): 45144288

約数和(自身を除く): 26516224

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 6397, 12794, 25588, 44779, 51176, 83161, 89558, 102352, 166322, 179116, 204704, 332644, 358232, 582127, 665288, 716464, 1164254, 1330576, 1432928, 2328508, 2661152, 4657016, 9314032, 18628064]

約数ペア:

[(1, 18628064), (2, 9314032), (4, 4657016), (7, 2661152), (8, 2328508), (13, 1432928), (14, 1330576), (16, 1164254), (26, 716464), (28, 665288), (32, 582127), (52, 358232), (56, 332644), (91, 204704), (104, 179116), (112, 166322), (182, 102352), (208, 89558), (224, 83161), (364, 51176), (416, 44779), (728, 25588), (1456, 12794), (2912, 6397)]