20685894

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{84089}}^1$

素因数の和:84135

約数の個数: 16

約数和(自身を含む): 42381360

約数和(自身を除く): 21695466

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 84089, 168178, 252267, 504534, 3447649, 6895298, 10342947, 20685894]

約数ペア:

[(1, 20685894), (2, 10342947), (3, 6895298), (6, 3447649), (41, 504534), (82, 252267), (123, 168178), (246, 84089)]