18706938

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{43913}}^1$

素因数の和:43989

約数の個数: 16

約数和(自身を含む): 37941696

約数和(自身を除く): 19234758

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 43913, 87826, 131739, 263478, 3117823, 6235646, 9353469, 18706938]

約数ペア:

[(1, 18706938), (2, 9353469), (3, 6235646), (6, 3117823), (71, 263478), (142, 131739), (213, 87826), (426, 43913)]