19427744

素因数分解:

$2^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2017}}^1$

素因数の和:2077

約数の個数: 48

約数和(自身を含む): 44751168

約数和(自身を除く): 25323424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 86, 112, 172, 224, 301, 344, 602, 688, 1204, 1376, 2017, 2408, 4034, 4816, 8068, 9632, 14119, 16136, 28238, 32272, 56476, 64544, 86731, 112952, 173462, 225904, 346924, 451808, 607117, 693848, 1214234, 1387696, 2428468, 2775392, 4856936, 9713872, 19427744]

約数ペア:

[(1, 19427744), (2, 9713872), (4, 4856936), (7, 2775392), (8, 2428468), (14, 1387696), (16, 1214234), (28, 693848), (32, 607117), (43, 451808), (56, 346924), (86, 225904), (112, 173462), (172, 112952), (224, 86731), (301, 64544), (344, 56476), (602, 32272), (688, 28238), (1204, 16136), (1376, 14119), (2017, 9632), (2408, 8068), (4034, 4816)]