208326638

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{8681}}^1$

素因数の和:8780

約数の個数: 24

約数和(自身を含む): 343182096

約数和(自身を除く): 134855458

約数列:

[1, 2, 13, 26, 71, 142, 169, 338, 923, 1846, 8681, 11999, 17362, 23998, 112853, 225706, 616351, 1232702, 1467089, 2934178, 8012563, 16025126, 104163319, 208326638]

約数ペア:

[(1, 208326638), (2, 104163319), (13, 16025126), (26, 8012563), (71, 2934178), (142, 1467089), (169, 1232702), (338, 616351), (923, 225706), (1846, 112853), (8681, 23998), (11999, 17362)]