28377232

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{136429}}^1$

素因数の和:136450

約数の個数: 20

約数和(自身を含む): 59210620

約数和(自身を除く): 30833388

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 136429, 272858, 545716, 1091432, 1773577, 2182864, 3547154, 7094308, 14188616, 28377232]

約数ペア:

[(1, 28377232), (2, 14188616), (4, 7094308), (8, 3547154), (13, 2182864), (16, 1773577), (26, 1091432), (52, 545716), (104, 272858), (208, 136429)]