20168288

素因数分解:

$2^5\times 7^1\times {\mathrm{179}}^1\times {\mathrm{503}}^1$

素因数の和:699

約数の個数: 48

約数和(自身を含む): 45722880

約数和(自身を除く): 25554592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 179, 224, 358, 503, 716, 1006, 1253, 1432, 2012, 2506, 2864, 3521, 4024, 5012, 5728, 7042, 8048, 10024, 14084, 16096, 20048, 28168, 40096, 56336, 90037, 112672, 180074, 360148, 630259, 720296, 1260518, 1440592, 2521036, 2881184, 5042072, 10084144, 20168288]

約数ペア:

[(1, 20168288), (2, 10084144), (4, 5042072), (7, 2881184), (8, 2521036), (14, 1440592), (16, 1260518), (28, 720296), (32, 630259), (56, 360148), (112, 180074), (179, 112672), (224, 90037), (358, 56336), (503, 40096), (716, 28168), (1006, 20048), (1253, 16096), (1432, 14084), (2012, 10024), (2506, 8048), (2864, 7042), (3521, 5728), (4024, 5012)]