18263378

素因数分解:

$2^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 32448000

約数和(自身を除く): 14184622

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 337, 343, 553, 674, 686, 1106, 2359, 3871, 4718, 7742, 16513, 26623, 27097, 33026, 53246, 54194, 115591, 186361, 231182, 372722, 1304527, 2609054, 9131689, 18263378]

約数ペア:

[(1, 18263378), (2, 9131689), (7, 2609054), (14, 1304527), (49, 372722), (79, 231182), (98, 186361), (158, 115591), (337, 54194), (343, 53246), (553, 33026), (674, 27097), (686, 26623), (1106, 16513), (2359, 7742), (3871, 4718)]