20161539368

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{8720389}}^1$

素因数の和:8720429

約数の個数: 24

約数和(自身を含む): 40157395950

約数和(自身を除く): 19995856582

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 8720389, 17440778, 34881556, 69763112, 148246613, 296493226, 592986452, 1185972904, 2520192421, 5040384842, 10080769684, 20161539368]

約数ペア:

[(1, 20161539368), (2, 10080769684), (4, 5040384842), (8, 2520192421), (17, 1185972904), (34, 592986452), (68, 296493226), (136, 148246613), (289, 69763112), (578, 34881556), (1156, 17440778), (2312, 8720389)]