20120653161

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{816817}}^1$

素因数の和:816870

約数の個数: 48

約数和(自身を含む): 36697999104

約数和(自身を除く): 16577345943

約数列:

[1, 3, 7, 9, 17, 21, 23, 51, 63, 69, 119, 153, 161, 207, 357, 391, 483, 1071, 1173, 1449, 2737, 3519, 8211, 24633, 816817, 2450451, 5717719, 7351353, 13885889, 17153157, 18786791, 41657667, 51459471, 56360373, 97201223, 124973001, 131507537, 169081119, 291603669, 319375447, 394522611, 874811007, 958126341, 1183567833, 2235628129, 2874379023, 6706884387, 20120653161]

約数ペア:

[(1, 20120653161), (3, 6706884387), (7, 2874379023), (9, 2235628129), (17, 1183567833), (21, 958126341), (23, 874811007), (51, 394522611), (63, 319375447), (69, 291603669), (119, 169081119), (153, 131507537), (161, 124973001), (207, 97201223), (357, 56360373), (391, 51459471), (483, 41657667), (1071, 18786791), (1173, 17153157), (1449, 13885889), (2737, 7351353), (3519, 5717719), (8211, 2450451), (24633, 816817)]