2019331856

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{6642539}}^1$

素因数の和:6642566

約数の個数: 20

約数和(自身を含む): 4118374800

約数和(自身を除く): 2099042944

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 6642539, 13285078, 26570156, 53140312, 106280624, 126208241, 252416482, 504832964, 1009665928, 2019331856]

約数ペア:

[(1, 2019331856), (2, 1009665928), (4, 504832964), (8, 252416482), (16, 126208241), (19, 106280624), (38, 53140312), (76, 26570156), (152, 13285078), (304, 6642539)]