19161967

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:183

約数の個数: 24

約数和(自身を含む): 22695120

約数和(自身を除く): 3533153

約数列:

[1, 11, 23, 37, 89, 253, 407, 529, 851, 979, 2047, 3293, 5819, 9361, 19573, 22517, 36223, 47081, 75739, 215303, 517891, 833129, 1741997, 19161967]

約数ペア:

[(1, 19161967), (11, 1741997), (23, 833129), (37, 517891), (89, 215303), (253, 75739), (407, 47081), (529, 36223), (851, 22517), (979, 19573), (2047, 9361), (3293, 5819)]