19388594

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{563}}^1$

素因数の和:889

約数の個数: 16

約数和(自身を含む): 29684448

約数和(自身を除く): 10295854

約数列:

[1, 2, 67, 134, 257, 514, 563, 1126, 17219, 34438, 37721, 75442, 144691, 289382, 9694297, 19388594]

約数ペア:

[(1, 19388594), (2, 9694297), (67, 289382), (134, 144691), (257, 75442), (514, 37721), (563, 34438), (1126, 17219)]