1638113426

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{4001}}^1\times {\mathrm{4993}}^1$

素因数の和:9037

約数の個数: 16

約数和(自身を含む): 2518234488

約数和(自身を除く): 880121062

約数列:

[1, 2, 41, 82, 4001, 4993, 8002, 9986, 164041, 204713, 328082, 409426, 19976993, 39953986, 819056713, 1638113426]

約数ペア:

[(1, 1638113426), (2, 819056713), (41, 39953986), (82, 19976993), (4001, 409426), (4993, 328082), (8002, 204713), (9986, 164041)]