13438288

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{9437}}^1$

素因数の和:9534

約数の個数: 20

約数和(自身を含む): 26332020

約数和(自身を除く): 12893732

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 9437, 18874, 37748, 75496, 150992, 839893, 1679786, 3359572, 6719144, 13438288]

約数ペア:

[(1, 13438288), (2, 6719144), (4, 3359572), (8, 1679786), (16, 839893), (89, 150992), (178, 75496), (356, 37748), (712, 18874), (1424, 9437)]