20214268

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{653}}^1$

素因数の和:837

約数の個数: 24

約数和(自身を含む): 36257760

約数和(自身を除く): 16043492

約数列:

[1, 2, 4, 71, 109, 142, 218, 284, 436, 653, 1306, 2612, 7739, 15478, 30956, 46363, 71177, 92726, 142354, 185452, 284708, 5053567, 10107134, 20214268]

約数ペア:

[(1, 20214268), (2, 10107134), (4, 5053567), (71, 284708), (109, 185452), (142, 142354), (218, 92726), (284, 71177), (436, 46363), (653, 30956), (1306, 15478), (2612, 7739)]