18400474

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{11261}}^1$

素因数の和:11325

約数の個数: 16

約数和(自身を含む): 29731680

約数和(自身を除く): 11331206

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 11261, 22522, 213959, 427918, 484223, 968446, 9200237, 18400474]

約数ペア:

[(1, 18400474), (2, 9200237), (19, 968446), (38, 484223), (43, 427918), (86, 213959), (817, 22522), (1634, 11261)]