20216876656

素因数分解:

$2^4\times {\mathrm{11497}}^1\times {\mathrm{109903}}^1$

素因数の和:121408

約数の個数: 20

約数和(自身を含む): 39173961952

約数和(自身を除く): 18957085296

約数列:

[1, 2, 4, 8, 16, 11497, 22994, 45988, 91976, 109903, 183952, 219806, 439612, 879224, 1758448, 1263554791, 2527109582, 5054219164, 10108438328, 20216876656]

約数ペア:

[(1, 20216876656), (2, 10108438328), (4, 5054219164), (8, 2527109582), (16, 1263554791), (11497, 1758448), (22994, 879224), (45988, 439612), (91976, 219806), (109903, 183952)]