320176048

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{206299}}^1$

素因数の和:206404

約数の個数: 20

約数和(自身を含む): 626739400

約数和(自身を除く): 306563352

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 206299, 412598, 825196, 1650392, 3300784, 20011003, 40022006, 80044012, 160088024, 320176048]

約数ペア:

[(1, 320176048), (2, 160088024), (4, 80044012), (8, 40022006), (16, 20011003), (97, 3300784), (194, 1650392), (388, 825196), (776, 412598), (1552, 206299)]