51663184

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{38903}}^1$

素因数の和:38994

約数の個数: 20

約数和(自身を含む): 101306016

約数和(自身を除く): 49642832

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 38903, 77806, 155612, 311224, 622448, 3228949, 6457898, 12915796, 25831592, 51663184]

約数ペア:

[(1, 51663184), (2, 25831592), (4, 12915796), (8, 6457898), (16, 3228949), (83, 622448), (166, 311224), (332, 155612), (664, 77806), (1328, 38903)]