20696836

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{2663}}^1$

素因数の和:2763

約数の個数: 24

約数和(自身を含む): 38041920

約数和(自身を除く): 17345084

約数列:

[1, 2, 4, 29, 58, 67, 116, 134, 268, 1943, 2663, 3886, 5326, 7772, 10652, 77227, 154454, 178421, 308908, 356842, 713684, 5174209, 10348418, 20696836]

約数ペア:

[(1, 20696836), (2, 10348418), (4, 5174209), (29, 713684), (58, 356842), (67, 308908), (116, 178421), (134, 154454), (268, 77227), (1943, 10652), (2663, 7772), (3886, 5326)]