12197278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{4397}}^1$

素因数の和:4491

約数の個数: 16

約数和(自身を含む): 19527120

約数和(自身を除く): 7329842

約数列:

[1, 2, 19, 38, 73, 146, 1387, 2774, 4397, 8794, 83543, 167086, 320981, 641962, 6098639, 12197278]

約数ペア:

[(1, 12197278), (2, 6098639), (19, 641962), (38, 320981), (73, 167086), (146, 83543), (1387, 8794), (2774, 4397)]