12425278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{4139}}^1$

素因数の和:4239

約数の個数: 16

約数和(自身を含む): 19872000

約数和(自身を除く): 7446722

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 4139, 8278, 78641, 157282, 326981, 653962, 6212639, 12425278]

約数ペア:

[(1, 12425278), (2, 6212639), (19, 653962), (38, 326981), (79, 157282), (158, 78641), (1501, 8278), (3002, 4139)]