199903834

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{17839}}^1$

素因数の和:18285

約数の個数: 16

約数和(自身を含む): 323688960

約数和(自身を除く): 123785126

約数列:

[1, 2, 13, 26, 431, 862, 5603, 11206, 17839, 35678, 231907, 463814, 7688609, 15377218, 99951917, 199903834]

約数ペア:

[(1, 199903834), (2, 99951917), (13, 15377218), (26, 7688609), (431, 463814), (862, 231907), (5603, 35678), (11206, 17839)]