12681872

素因数分解:

$2^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{569}}^1$

素因数の和:783

約数の個数: 40

約数和(自身を含む): 28272000

約数和(自身を除く): 15590128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 199, 398, 569, 796, 1138, 1393, 1592, 2276, 2786, 3184, 3983, 4552, 5572, 7966, 9104, 11144, 15932, 22288, 31864, 63728, 113231, 226462, 452924, 792617, 905848, 1585234, 1811696, 3170468, 6340936, 12681872]

約数ペア:

[(1, 12681872), (2, 6340936), (4, 3170468), (7, 1811696), (8, 1585234), (14, 905848), (16, 792617), (28, 452924), (56, 226462), (112, 113231), (199, 63728), (398, 31864), (569, 22288), (796, 15932), (1138, 11144), (1393, 9104), (1592, 7966), (2276, 5572), (2786, 4552), (3184, 3983)]