15919984

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{2851}}^1$

素因数の和:3208

約数の個数: 20

約数和(自身を含む): 30944200

約数和(自身を除く): 15024216

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 2851, 5584, 5702, 11404, 22808, 45616, 994999, 1989998, 3979996, 7959992, 15919984]

約数ペア:

[(1, 15919984), (2, 7959992), (4, 3979996), (8, 1989998), (16, 994999), (349, 45616), (698, 22808), (1396, 11404), (2792, 5702), (2851, 5584)]