199903964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{3844307}}^1$

素因数の和:3844324

約数の個数: 12

約数和(自身を含む): 376742184

約数和(自身を除く): 176838220

約数列:

[1, 2, 4, 13, 26, 52, 3844307, 7688614, 15377228, 49975991, 99951982, 199903964]

約数ペア:

[(1, 199903964), (2, 99951982), (4, 49975991), (13, 15377228), (26, 7688614), (52, 3844307)]