18875738

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{25439}}^1$

素因数の和:25501

約数の個数: 16

約数和(自身を含む): 32970240

約数和(自身を除く): 14094502

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 25439, 50878, 178073, 356146, 1348267, 2696534, 9437869, 18875738]

約数ペア:

[(1, 18875738), (2, 9437869), (7, 2696534), (14, 1348267), (53, 356146), (106, 178073), (371, 50878), (742, 25439)]