12857549072

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47270401}}^1$

素因数の和:47270426

約数の個数: 20

約数和(自身を含む): 26376884316

約数和(自身を除く): 13519335244

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 47270401, 94540802, 189081604, 378163208, 756326416, 803596817, 1607193634, 3214387268, 6428774536, 12857549072]

約数ペア:

[(1, 12857549072), (2, 6428774536), (4, 3214387268), (8, 1607193634), (16, 803596817), (17, 756326416), (34, 378163208), (68, 189081604), (136, 94540802), (272, 47270401)]