81252208

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{267277}}^1$

素因数の和:267304

約数の個数: 20

約数和(自身を含む): 165712360

約数和(自身を除く): 84460152

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 267277, 534554, 1069108, 2138216, 4276432, 5078263, 10156526, 20313052, 40626104, 81252208]

約数ペア:

[(1, 81252208), (2, 40626104), (4, 20313052), (8, 10156526), (16, 5078263), (19, 4276432), (38, 2138216), (76, 1069108), (152, 534554), (304, 267277)]