20529376

素因数分解:

$2^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2477}}^1$

素因数の和:2531

約数の個数: 48

約数和(自身を含む): 47458656

約数和(自身を除く): 26929280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 74, 112, 148, 224, 259, 296, 518, 592, 1036, 1184, 2072, 2477, 4144, 4954, 8288, 9908, 17339, 19816, 34678, 39632, 69356, 79264, 91649, 138712, 183298, 277424, 366596, 554848, 641543, 733192, 1283086, 1466384, 2566172, 2932768, 5132344, 10264688, 20529376]

約数ペア:

[(1, 20529376), (2, 10264688), (4, 5132344), (7, 2932768), (8, 2566172), (14, 1466384), (16, 1283086), (28, 733192), (32, 641543), (37, 554848), (56, 366596), (74, 277424), (112, 183298), (148, 138712), (224, 91649), (259, 79264), (296, 69356), (518, 39632), (592, 34678), (1036, 19816), (1184, 17339), (2072, 9908), (2477, 8288), (4144, 4954)]