11988656

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{8419}}^1$

素因数の和:8516

約数の個数: 20

約数和(自身を含む): 23491800

約数和(自身を除く): 11503144

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 8419, 16838, 33676, 67352, 134704, 749291, 1498582, 2997164, 5994328, 11988656]

約数ペア:

[(1, 11988656), (2, 5994328), (4, 2997164), (8, 1498582), (16, 749291), (89, 134704), (178, 67352), (356, 33676), (712, 16838), (1424, 8419)]