18206706

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 43464960

約数和(自身を除く): 25258254

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 97, 109, 123, 194, 218, 246, 287, 291, 327, 574, 582, 654, 679, 763, 861, 1358, 1526, 1722, 2037, 2289, 3977, 4074, 4469, 4578, 7954, 8938, 10573, 11931, 13407, 21146, 23862, 26814, 27839, 31283, 31719, 55678, 62566, 63438, 74011, 83517, 93849, 148022, 167034, 187698, 222033, 433493, 444066, 866986, 1300479, 2600958, 3034451, 6068902, 9103353, 18206706]

約数ペア:

[(1, 18206706), (2, 9103353), (3, 6068902), (6, 3034451), (7, 2600958), (14, 1300479), (21, 866986), (41, 444066), (42, 433493), (82, 222033), (97, 187698), (109, 167034), (123, 148022), (194, 93849), (218, 83517), (246, 74011), (287, 63438), (291, 62566), (327, 55678), (574, 31719), (582, 31283), (654, 27839), (679, 26814), (763, 23862), (861, 21146), (1358, 13407), (1526, 11931), (1722, 10573), (2037, 8938), (2289, 7954), (3977, 4578), (4074, 4469)]