20402576

素因数分解:

$2^4\times {\mathrm{683}}^1\times {\mathrm{1867}}^1$

素因数の和:2558

約数の個数: 20

約数和(自身を含む): 39609072

約数和(自身を除く): 19206496

約数列:

[1, 2, 4, 8, 16, 683, 1366, 1867, 2732, 3734, 5464, 7468, 10928, 14936, 29872, 1275161, 2550322, 5100644, 10201288, 20402576]

約数ペア:

[(1, 20402576), (2, 10201288), (4, 5100644), (8, 2550322), (16, 1275161), (683, 29872), (1366, 14936), (1867, 10928), (2732, 7468), (3734, 5464)]