199984678

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{12457}}^1$

素因数の和:12831

約数の個数: 16

約数和(自身を含む): 313941600

約数和(自身を除く): 113956922

約数列:

[1, 2, 23, 46, 349, 698, 8027, 12457, 16054, 24914, 286511, 573022, 4347493, 8694986, 99992339, 199984678]

約数ペア:

[(1, 199984678), (2, 99992339), (23, 8694986), (46, 4347493), (349, 573022), (698, 286511), (8027, 24914), (12457, 16054)]