20961936550

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1093}}^1\times {\mathrm{8161}}^1$

素因数の和:9313

約数の個数: 48

約数和(自身を含む): 39860073792

約数和(自身を除く): 18898137242

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 235, 470, 1093, 1175, 2186, 2350, 5465, 8161, 10930, 16322, 27325, 40805, 51371, 54650, 81610, 102742, 204025, 256855, 383567, 408050, 513710, 767134, 1284275, 1917835, 2568550, 3835670, 8919973, 9589175, 17839946, 19178350, 44599865, 89199730, 222999325, 419238731, 445998650, 838477462, 2096193655, 4192387310, 10480968275, 20961936550]

約数ペア:

[(1, 20961936550), (2, 10480968275), (5, 4192387310), (10, 2096193655), (25, 838477462), (47, 445998650), (50, 419238731), (94, 222999325), (235, 89199730), (470, 44599865), (1093, 19178350), (1175, 17839946), (2186, 9589175), (2350, 8919973), (5465, 3835670), (8161, 2568550), (10930, 1917835), (16322, 1284275), (27325, 767134), (40805, 513710), (51371, 408050), (54650, 383567), (81610, 256855), (102742, 204025)]