20545994

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{6763}}^1$

素因数の和:6810

約数の個数: 24

約数和(自身を含む): 37012608

約数和(自身を除く): 16466614

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 6763, 13526, 47341, 94682, 209653, 331387, 419306, 662774, 1467571, 2935142, 10272997, 20545994]

約数ペア:

[(1, 20545994), (2, 10272997), (7, 2935142), (14, 1467571), (31, 662774), (49, 419306), (62, 331387), (98, 209653), (217, 94682), (434, 47341), (1519, 13526), (3038, 6763)]