18793842

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 38496384

約数和(自身を除く): 19702542

約数列:

[1, 2, 3, 6, 71, 142, 157, 213, 281, 314, 426, 471, 562, 843, 942, 1686, 11147, 19951, 22294, 33441, 39902, 44117, 59853, 66882, 88234, 119706, 132351, 264702, 3132307, 6264614, 9396921, 18793842]

約数ペア:

[(1, 18793842), (2, 9396921), (3, 6264614), (6, 3132307), (71, 264702), (142, 132351), (157, 119706), (213, 88234), (281, 66882), (314, 59853), (426, 44117), (471, 39902), (562, 33441), (843, 22294), (942, 19951), (1686, 11147)]