19938314

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{599}}^1$

素因数の和:718

約数の個数: 32

約数和(自身を含む): 34992000

約数和(自身を除く): 15053686

約数列:

[1, 2, 11, 17, 22, 34, 89, 178, 187, 374, 599, 979, 1198, 1513, 1958, 3026, 6589, 10183, 13178, 16643, 20366, 33286, 53311, 106622, 112013, 224026, 586421, 906287, 1172842, 1812574, 9969157, 19938314]

約数ペア:

[(1, 19938314), (2, 9969157), (11, 1812574), (17, 1172842), (22, 906287), (34, 586421), (89, 224026), (178, 112013), (187, 106622), (374, 53311), (599, 33286), (979, 20366), (1198, 16643), (1513, 13178), (1958, 10183), (3026, 6589)]