20120615427

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1\times {\mathrm{22907}}^1$

素因数の和:23583

約数の個数: 32

約数和(自身を含む): 29996651520

約数和(自身を除く): 9876036093

約数列:

[1, 3, 11, 33, 43, 129, 473, 619, 1419, 1857, 6809, 20427, 22907, 26617, 68721, 79851, 251977, 292787, 755931, 878361, 985001, 2955003, 10835011, 14179433, 32505033, 42538299, 155973763, 467921289, 609715619, 1829146857, 6706871809, 20120615427]

約数ペア:

[(1, 20120615427), (3, 6706871809), (11, 1829146857), (33, 609715619), (43, 467921289), (129, 155973763), (473, 42538299), (619, 32505033), (1419, 14179433), (1857, 10835011), (6809, 2955003), (20427, 985001), (22907, 878361), (26617, 755931), (68721, 292787), (79851, 251977)]