20156855747

素因数分解:

$7^2\times {\mathrm{7331}}^1\times {\mathrm{56113}}^1$

素因数の和:63458

約数の個数: 12

約数和(自身を含む): 23451387336

約数和(自身を除く): 3294531589

約数列:

[1, 7, 49, 7331, 51317, 56113, 359219, 392791, 2749537, 411364403, 2879550821, 20156855747]

約数ペア:

[(1, 20156855747), (7, 2879550821), (49, 411364403), (7331, 2749537), (51317, 392791), (56113, 359219)]