199091519

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{499}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 241920000

約数和(自身を除く): 42828481

約数列:

[1, 11, 19, 23, 83, 209, 253, 437, 499, 913, 1577, 1909, 4807, 5489, 9481, 11477, 17347, 20999, 36271, 41417, 104291, 126247, 218063, 398981, 455587, 786923, 952591, 2398693, 8656153, 10478501, 18099229, 199091519]

約数ペア:

[(1, 199091519), (11, 18099229), (19, 10478501), (23, 8656153), (83, 2398693), (209, 952591), (253, 786923), (437, 455587), (499, 398981), (913, 218063), (1577, 126247), (1909, 104291), (4807, 41417), (5489, 36271), (9481, 20999), (11477, 17347)]