19401236

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{929}}^1$

素因数の和:1183

約数の個数: 24

約数和(自身を含む): 35622720

約数和(自身を除く): 16221484

約数列:

[1, 2, 4, 23, 46, 92, 227, 454, 908, 929, 1858, 3716, 5221, 10442, 20884, 21367, 42734, 85468, 210883, 421766, 843532, 4850309, 9700618, 19401236]

約数ペア:

[(1, 19401236), (2, 9700618), (4, 4850309), (23, 843532), (46, 421766), (92, 210883), (227, 85468), (454, 42734), (908, 21367), (929, 20884), (1858, 10442), (3716, 5221)]