1999202408

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{430121}}^1$

素因数の和:430217

約数の個数: 32

約数和(自身を含む): 4335629760

約数和(自身を除く): 2336427352

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 166, 332, 581, 664, 1162, 2324, 4648, 430121, 860242, 1720484, 3010847, 3440968, 6021694, 12043388, 24086776, 35700043, 71400086, 142800172, 249900301, 285600344, 499800602, 999601204, 1999202408]

約数ペア:

[(1, 1999202408), (2, 999601204), (4, 499800602), (7, 285600344), (8, 249900301), (14, 142800172), (28, 71400086), (56, 35700043), (83, 24086776), (166, 12043388), (332, 6021694), (581, 3440968), (664, 3010847), (1162, 1720484), (2324, 860242), (4648, 430121)]