20343043688

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{263}}^1\times {\mathrm{79907}}^1$

素因数の和:80198

約数の個数: 48

約数和(自身を含む): 42085945440

約数和(自身を除く): 21742901752

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 263, 484, 526, 968, 1052, 2104, 2893, 5786, 11572, 23144, 31823, 63646, 79907, 127292, 159814, 254584, 319628, 639256, 878977, 1757954, 3515908, 7031816, 9668747, 19337494, 21015541, 38674988, 42031082, 77349976, 84062164, 168124328, 231170951, 462341902, 924683804, 1849367608, 2542880461, 5085760922, 10171521844, 20343043688]

約数ペア:

[(1, 20343043688), (2, 10171521844), (4, 5085760922), (8, 2542880461), (11, 1849367608), (22, 924683804), (44, 462341902), (88, 231170951), (121, 168124328), (242, 84062164), (263, 77349976), (484, 42031082), (526, 38674988), (968, 21015541), (1052, 19337494), (2104, 9668747), (2893, 7031816), (5786, 3515908), (11572, 1757954), (23144, 878977), (31823, 639256), (63646, 319628), (79907, 254584), (127292, 159814)]