18138296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3889}}^1$

素因数の和:3959

約数の個数: 32

約数和(自身を含む): 37810800

約数和(自身を除く): 19672504

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 212, 424, 583, 1166, 2332, 3889, 4664, 7778, 15556, 31112, 42779, 85558, 171116, 206117, 342232, 412234, 824468, 1648936, 2267287, 4534574, 9069148, 18138296]

約数ペア:

[(1, 18138296), (2, 9069148), (4, 4534574), (8, 2267287), (11, 1648936), (22, 824468), (44, 412234), (53, 342232), (88, 206117), (106, 171116), (212, 85558), (424, 42779), (583, 31112), (1166, 15556), (2332, 7778), (3889, 4664)]