20907648

素因数分解:

$2^7\times 3^2\times {\mathrm{18149}}^1$

素因数の和:18169

約数の個数: 48

約数和(自身を含む): 60167250

約数和(自身を除く): 39259602

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 18149, 36298, 54447, 72596, 108894, 145192, 163341, 217788, 290384, 326682, 435576, 580768, 653364, 871152, 1161536, 1306728, 1742304, 2323072, 2613456, 3484608, 5226912, 6969216, 10453824, 20907648]

約数ペア:

[(1, 20907648), (2, 10453824), (3, 6969216), (4, 5226912), (6, 3484608), (8, 2613456), (9, 2323072), (12, 1742304), (16, 1306728), (18, 1161536), (24, 871152), (32, 653364), (36, 580768), (48, 435576), (64, 326682), (72, 290384), (96, 217788), (128, 163341), (144, 145192), (192, 108894), (288, 72596), (384, 54447), (576, 36298), (1152, 18149)]