20380147184

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{124427}}^1$

素因数の和:124817

約数の個数: 40

約数和(自身を含む): 40964186160

約数和(自身を除く): 20584038976

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 353, 464, 706, 1412, 2824, 5648, 10237, 20474, 40948, 81896, 124427, 163792, 248854, 497708, 995416, 1990832, 3608383, 7216766, 14433532, 28867064, 43922731, 57734128, 87845462, 175690924, 351381848, 702763696, 1273759199, 2547518398, 5095036796, 10190073592, 20380147184]

約数ペア:

[(1, 20380147184), (2, 10190073592), (4, 5095036796), (8, 2547518398), (16, 1273759199), (29, 702763696), (58, 351381848), (116, 175690924), (232, 87845462), (353, 57734128), (464, 43922731), (706, 28867064), (1412, 14433532), (2824, 7216766), (5648, 3608383), (10237, 1990832), (20474, 995416), (40948, 497708), (81896, 248854), (124427, 163792)]