20419224

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6397}}^1$

素因数の和:6432

約数の個数: 64

約数和(自身を含む): 61420800

約数和(自身を除く): 41001576

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 228, 266, 399, 456, 532, 798, 1064, 1596, 3192, 6397, 12794, 19191, 25588, 38382, 44779, 51176, 76764, 89558, 121543, 134337, 153528, 179116, 243086, 268674, 358232, 364629, 486172, 537348, 729258, 850801, 972344, 1074696, 1458516, 1701602, 2552403, 2917032, 3403204, 5104806, 6806408, 10209612, 20419224]

約数ペア:

[(1, 20419224), (2, 10209612), (3, 6806408), (4, 5104806), (6, 3403204), (7, 2917032), (8, 2552403), (12, 1701602), (14, 1458516), (19, 1074696), (21, 972344), (24, 850801), (28, 729258), (38, 537348), (42, 486172), (56, 364629), (57, 358232), (76, 268674), (84, 243086), (114, 179116), (133, 153528), (152, 134337), (168, 121543), (228, 89558), (266, 76764), (399, 51176), (456, 44779), (532, 38382), (798, 25588), (1064, 19191), (1596, 12794), (3192, 6397)]