2019891728

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{337}}^1\times {\mathrm{3709}}^1$

素因数の和:4155

約数の個数: 40

約数和(自身を含む): 3965084760

約数和(自身を除く): 1945193032

約数列:

[1, 2, 4, 8, 16, 101, 202, 337, 404, 674, 808, 1348, 1616, 2696, 3709, 5392, 7418, 14836, 29672, 34037, 59344, 68074, 136148, 272296, 374609, 544592, 749218, 1249933, 1498436, 2499866, 2996872, 4999732, 5993744, 9999464, 19998928, 126243233, 252486466, 504972932, 1009945864, 2019891728]

約数ペア:

[(1, 2019891728), (2, 1009945864), (4, 504972932), (8, 252486466), (16, 126243233), (101, 19998928), (202, 9999464), (337, 5993744), (404, 4999732), (674, 2996872), (808, 2499866), (1348, 1498436), (1616, 1249933), (2696, 749218), (3709, 544592), (5392, 374609), (7418, 272296), (14836, 136148), (29672, 68074), (34037, 59344)]