19278278

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{5741}}^1$

素因数の和:5839

約数の個数: 16

約数和(自身を含む): 30593376

約数和(自身を除く): 11315098

約数列:

[1, 2, 23, 46, 73, 146, 1679, 3358, 5741, 11482, 132043, 264086, 419093, 838186, 9639139, 19278278]

約数ペア:

[(1, 19278278), (2, 9639139), (23, 838186), (46, 419093), (73, 264086), (146, 132043), (1679, 11482), (3358, 5741)]