87970192

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{54437}}^1$

素因数の和:54546

約数の個数: 20

約数和(自身を含む): 172132956

約数和(自身を除く): 84162764

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 54437, 108874, 217748, 435496, 870992, 5498137, 10996274, 21992548, 43985096, 87970192]

約数ペア:

[(1, 87970192), (2, 43985096), (4, 21992548), (8, 10996274), (16, 5498137), (101, 870992), (202, 435496), (404, 217748), (808, 108874), (1616, 54437)]