318451856

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1047539}}^1$

素因数の和:1047566

約数の個数: 20

約数和(自身を含む): 649474800

約数和(自身を除く): 331022944

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1047539, 2095078, 4190156, 8380312, 16760624, 19903241, 39806482, 79612964, 159225928, 318451856]

約数ペア:

[(1, 318451856), (2, 159225928), (4, 79612964), (8, 39806482), (16, 19903241), (19, 16760624), (38, 8380312), (76, 4190156), (152, 2095078), (304, 1047539)]