20153194864

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{5279}}^1$

素因数の和:5606

約数の個数: 80

約数和(自身を含む): 43211520000

約数和(自身を除く): 23058325136

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 109, 176, 199, 218, 398, 436, 796, 872, 1199, 1592, 1744, 2189, 2398, 3184, 4378, 4796, 5279, 8756, 9592, 10558, 17512, 19184, 21116, 21691, 35024, 42232, 43382, 58069, 84464, 86764, 116138, 173528, 232276, 238601, 347056, 464552, 477202, 575411, 929104, 954404, 1050521, 1150822, 1908808, 2101042, 2301644, 3817616, 4202084, 4603288, 6329521, 8404168, 9206576, 11555731, 12659042, 16808336, 23111462, 25318084, 46222924, 50636168, 92445848, 101272336, 114506789, 184891696, 229013578, 458027156, 916054312, 1259574679, 1832108624, 2519149358, 5038298716, 10076597432, 20153194864]

約数ペア:

[(1, 20153194864), (2, 10076597432), (4, 5038298716), (8, 2519149358), (11, 1832108624), (16, 1259574679), (22, 916054312), (44, 458027156), (88, 229013578), (109, 184891696), (176, 114506789), (199, 101272336), (218, 92445848), (398, 50636168), (436, 46222924), (796, 25318084), (872, 23111462), (1199, 16808336), (1592, 12659042), (1744, 11555731), (2189, 9206576), (2398, 8404168), (3184, 6329521), (4378, 4603288), (4796, 4202084), (5279, 3817616), (8756, 2301644), (9592, 2101042), (10558, 1908808), (17512, 1150822), (19184, 1050521), (21116, 954404), (21691, 929104), (35024, 575411), (42232, 477202), (43382, 464552), (58069, 347056), (84464, 238601), (86764, 232276), (116138, 173528)]