820193296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{11701}}^1$

素因数の和:12059

約数の個数: 40

約数和(自身を含む): 1716589784

約数和(自身を除く): 896396488

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 337, 674, 1348, 2696, 4381, 5392, 8762, 11701, 17524, 23402, 35048, 46804, 70096, 93608, 152113, 187216, 304226, 608452, 1216904, 2433808, 3943237, 7886474, 15772948, 31545896, 51262081, 63091792, 102524162, 205048324, 410096648, 820193296]

約数ペア:

[(1, 820193296), (2, 410096648), (4, 205048324), (8, 102524162), (13, 63091792), (16, 51262081), (26, 31545896), (52, 15772948), (104, 7886474), (208, 3943237), (337, 2433808), (674, 1216904), (1348, 608452), (2696, 304226), (4381, 187216), (5392, 152113), (8762, 93608), (11701, 70096), (17524, 46804), (23402, 35048)]