311380208

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1024277}}^1$

素因数の和:1024304

約数の個数: 20

約数和(自身を含む): 635052360

約数和(自身を除く): 323672152

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1024277, 2048554, 4097108, 8194216, 16388432, 19461263, 38922526, 77845052, 155690104, 311380208]

約数ペア:

[(1, 311380208), (2, 155690104), (4, 77845052), (8, 38922526), (16, 19461263), (19, 16388432), (38, 8194216), (76, 4097108), (152, 2048554), (304, 1024277)]