20207936

素因数分解:

$2^6\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1049}}^1$

素因数の和:1111

約数の個数: 56

約数和(自身を含む): 46939200

約数和(自身を除く): 26731264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 172, 224, 301, 344, 448, 602, 688, 1049, 1204, 1376, 2098, 2408, 2752, 4196, 4816, 7343, 8392, 9632, 14686, 16784, 19264, 29372, 33568, 45107, 58744, 67136, 90214, 117488, 180428, 234976, 315749, 360856, 469952, 631498, 721712, 1262996, 1443424, 2525992, 2886848, 5051984, 10103968, 20207936]

約数ペア:

[(1, 20207936), (2, 10103968), (4, 5051984), (7, 2886848), (8, 2525992), (14, 1443424), (16, 1262996), (28, 721712), (32, 631498), (43, 469952), (56, 360856), (64, 315749), (86, 234976), (112, 180428), (172, 117488), (224, 90214), (301, 67136), (344, 58744), (448, 45107), (602, 33568), (688, 29372), (1049, 19264), (1204, 16784), (1376, 14686), (2098, 9632), (2408, 8392), (2752, 7343), (4196, 4816)]