19327216

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{9221}}^1$

素因数の和:9360

約数の個数: 20

約数和(自身を含む): 37736424

約数和(自身を除く): 18409208

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 9221, 18442, 36884, 73768, 147536, 1207951, 2415902, 4831804, 9663608, 19327216]

約数ペア:

[(1, 19327216), (2, 9663608), (4, 4831804), (8, 2415902), (16, 1207951), (131, 147536), (262, 73768), (524, 36884), (1048, 18442), (2096, 9221)]