18061439

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:470

約数の個数: 16

約数和(自身を含む): 20428800

約数和(自身を除く): 2367361

約数列:

[1, 11, 37, 199, 223, 407, 2189, 2453, 7363, 8251, 44377, 80993, 90761, 488147, 1641949, 18061439]

約数ペア:

[(1, 18061439), (11, 1641949), (37, 488147), (199, 90761), (223, 80993), (407, 44377), (2189, 8251), (2453, 7363)]