20177509

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{461}}^1$

素因数の和:668

約数の個数: 16

約数和(自身を含む): 23151744

約数和(自身を除く): 2974235

約数列:

[1, 11, 23, 173, 253, 461, 1903, 3979, 5071, 10603, 43769, 79753, 116633, 877283, 1834319, 20177509]

約数ペア:

[(1, 20177509), (11, 1834319), (23, 877283), (173, 116633), (253, 79753), (461, 43769), (1903, 10603), (3979, 5071)]