18692163

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 33785856

約数和(自身を除く): 15093693

約数列:

[1, 3, 7, 9, 17, 21, 31, 51, 63, 93, 119, 153, 217, 279, 357, 527, 563, 651, 1071, 1581, 1689, 1953, 3689, 3941, 4743, 5067, 9571, 11067, 11823, 17453, 28713, 33201, 35469, 52359, 66997, 86139, 122171, 157077, 200991, 296701, 366513, 602973, 890103, 1099539, 2076907, 2670309, 6230721, 18692163]

約数ペア:

[(1, 18692163), (3, 6230721), (7, 2670309), (9, 2076907), (17, 1099539), (21, 890103), (31, 602973), (51, 366513), (63, 296701), (93, 200991), (119, 157077), (153, 122171), (217, 86139), (279, 66997), (357, 52359), (527, 35469), (563, 33201), (651, 28713), (1071, 17453), (1581, 11823), (1689, 11067), (1953, 9571), (3689, 5067), (3941, 4743)]