19749004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{1223}}^1$

素因数の和:1605

約数の個数: 24

約数和(自身を含む): 37836288

約数和(自身を除く): 18087284

約数列:

[1, 2, 4, 11, 22, 44, 367, 734, 1223, 1468, 2446, 4037, 4892, 8074, 13453, 16148, 26906, 53812, 448841, 897682, 1795364, 4937251, 9874502, 19749004]

約数ペア:

[(1, 19749004), (2, 9874502), (4, 4937251), (11, 1795364), (22, 897682), (44, 448841), (367, 53812), (734, 26906), (1223, 16148), (1468, 13453), (2446, 8074), (4037, 4892)]