19640582

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{1381}}^1$

素因数の和:1943

約数の個数: 16

約数和(自身を含む): 31808112

約数和(自身を除く): 12167530

約数列:

[1, 2, 13, 26, 547, 1094, 1381, 2762, 7111, 14222, 17953, 35906, 755407, 1510814, 9820291, 19640582]

約数ペア:

[(1, 19640582), (2, 9820291), (13, 1510814), (26, 755407), (547, 35906), (1094, 17953), (1381, 14222), (2762, 7111)]