18814136

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{3191}}^1$

素因数の和:3275

約数の個数: 32

約数和(自身を含む): 39070080

約数和(自身を除く): 20255944

約数列:

[1, 2, 4, 8, 11, 22, 44, 67, 88, 134, 268, 536, 737, 1474, 2948, 3191, 5896, 6382, 12764, 25528, 35101, 70202, 140404, 213797, 280808, 427594, 855188, 1710376, 2351767, 4703534, 9407068, 18814136]

約数ペア:

[(1, 18814136), (2, 9407068), (4, 4703534), (8, 2351767), (11, 1710376), (22, 855188), (44, 427594), (67, 280808), (88, 213797), (134, 140404), (268, 70202), (536, 35101), (737, 25528), (1474, 12764), (2948, 6382), (3191, 5896)]