19933394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40351}}^1$

素因数の和:40385

約数の個数: 16

約数和(自身を含む): 33895680

約数和(自身を除く): 13962286

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 40351, 80702, 524563, 766669, 1049126, 1533338, 9966697, 19933394]

約数ペア:

[(1, 19933394), (2, 9966697), (13, 1533338), (19, 1049126), (26, 766669), (38, 524563), (247, 80702), (494, 40351)]