12512656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1399}}^1$

素因数の和:1463

約数の個数: 40

約数和(自身を含む): 26734400

約数和(自身を除く): 14221744

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 1399, 2236, 2798, 4472, 5596, 8944, 11192, 18187, 22384, 36374, 60157, 72748, 120314, 145496, 240628, 290992, 481256, 782041, 962512, 1564082, 3128164, 6256328, 12512656]

約数ペア:

[(1, 12512656), (2, 6256328), (4, 3128164), (8, 1564082), (13, 962512), (16, 782041), (26, 481256), (43, 290992), (52, 240628), (86, 145496), (104, 120314), (172, 72748), (208, 60157), (344, 36374), (559, 22384), (688, 18187), (1118, 11192), (1399, 8944), (2236, 5596), (2798, 4472)]