20731074

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{883}}^1$

素因数の和:951

約数の個数: 64

約数和(自身を含む): 52276224

約数和(自身を除く): 31545150

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 43, 78, 86, 91, 129, 182, 258, 273, 301, 546, 559, 602, 883, 903, 1118, 1677, 1766, 1806, 2649, 3354, 3913, 5298, 6181, 7826, 11479, 11739, 12362, 18543, 22958, 23478, 34437, 37086, 37969, 68874, 75938, 80353, 113907, 160706, 227814, 241059, 265783, 482118, 493597, 531566, 797349, 987194, 1480791, 1594698, 2961582, 3455179, 6910358, 10365537, 20731074]

約数ペア:

[(1, 20731074), (2, 10365537), (3, 6910358), (6, 3455179), (7, 2961582), (13, 1594698), (14, 1480791), (21, 987194), (26, 797349), (39, 531566), (42, 493597), (43, 482118), (78, 265783), (86, 241059), (91, 227814), (129, 160706), (182, 113907), (258, 80353), (273, 75938), (301, 68874), (546, 37969), (559, 37086), (602, 34437), (883, 23478), (903, 22958), (1118, 18543), (1677, 12362), (1766, 11739), (1806, 11479), (2649, 7826), (3354, 6181), (3913, 5298)]