18500776

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3271}}^1$

素因数の和:3385

約数の個数: 32

約数和(自身を含む): 40049280

約数和(自身を除く): 21548504

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 3271, 5656, 6542, 13084, 22897, 26168, 45794, 91588, 183176, 330371, 660742, 1321484, 2312597, 2642968, 4625194, 9250388, 18500776]

約数ペア:

[(1, 18500776), (2, 9250388), (4, 4625194), (7, 2642968), (8, 2312597), (14, 1321484), (28, 660742), (56, 330371), (101, 183176), (202, 91588), (404, 45794), (707, 26168), (808, 22897), (1414, 13084), (2828, 6542), (3271, 5656)]