388670784482

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1949}}^1\times {\mathrm{5247911}}^1$

素因数の和:5249881

約数の個数: 16

約数和(自身を含む): 614005704000

約数和(自身を除く): 225334919518

約数列:

[1, 2, 19, 38, 1949, 3898, 37031, 74062, 5247911, 10495822, 99710309, 199420618, 10228178539, 20456357078, 194335392241, 388670784482]

約数ペア:

[(1, 388670784482), (2, 194335392241), (19, 20456357078), (38, 10228178539), (1949, 199420618), (3898, 99710309), (37031, 10495822), (74062, 5247911)]