18757310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1009}}^1$

素因数の和:1053

約数の個数: 48

約数和(自身を含む): 39923280

約数和(自身を除く): 21165970

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 169, 286, 338, 715, 845, 1009, 1430, 1690, 1859, 2018, 3718, 5045, 9295, 10090, 11099, 13117, 18590, 22198, 26234, 55495, 65585, 110990, 131170, 144287, 170521, 288574, 341042, 721435, 852605, 1442870, 1705210, 1875731, 3751462, 9378655, 18757310]

約数ペア:

[(1, 18757310), (2, 9378655), (5, 3751462), (10, 1875731), (11, 1705210), (13, 1442870), (22, 852605), (26, 721435), (55, 341042), (65, 288574), (110, 170521), (130, 144287), (143, 131170), (169, 110990), (286, 65585), (338, 55495), (715, 26234), (845, 22198), (1009, 18590), (1430, 13117), (1690, 11099), (1859, 10090), (2018, 9295), (3718, 5045)]