12557518

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{1193}}^1$

素因数の和:1491

約数の個数: 16

約数和(自身を含む): 19915920

約数和(自身を除く): 7358402

約数列:

[1, 2, 19, 38, 277, 554, 1193, 2386, 5263, 10526, 22667, 45334, 330461, 660922, 6278759, 12557518]

約数ペア:

[(1, 12557518), (2, 6278759), (19, 660922), (38, 330461), (277, 45334), (554, 22667), (1193, 10526), (2386, 5263)]