18711154

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{121501}}^1$

素因数の和:121521

約数の個数: 16

約数和(自身を含む): 34992576

約数和(自身を除く): 16281422

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 121501, 243002, 850507, 1336511, 1701014, 2673022, 9355577, 18711154]

約数ペア:

[(1, 18711154), (2, 9355577), (7, 2673022), (11, 1701014), (14, 1336511), (22, 850507), (77, 243002), (154, 121501)]