2017889165

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{8747}}^1$

素因数の和:8861

約数の個数: 32

約数和(自身を含む): 2632798080

約数和(自身を除く): 614908915

約数列:

[1, 5, 29, 37, 43, 145, 185, 215, 1073, 1247, 1591, 5365, 6235, 7955, 8747, 43735, 46139, 230695, 253663, 323639, 376121, 1268315, 1618195, 1880605, 9385531, 10907509, 13916477, 46927655, 54537545, 69582385, 403577833, 2017889165]

約数ペア:

[(1, 2017889165), (5, 403577833), (29, 69582385), (37, 54537545), (43, 46927655), (145, 13916477), (185, 10907509), (215, 9385531), (1073, 1880605), (1247, 1618195), (1591, 1268315), (5365, 376121), (6235, 323639), (7955, 253663), (8747, 230695), (43735, 46139)]