827961404

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{640837}}^1$

素因数の和:640877

約数の個数: 24

約数和(自身を含む): 1614911760

約数和(自身を除く): 786950356

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 640837, 1281674, 2563348, 10894229, 12175903, 21788458, 24351806, 43576916, 48703612, 206990351, 413980702, 827961404]

約数ペア:

[(1, 827961404), (2, 413980702), (4, 206990351), (17, 48703612), (19, 43576916), (34, 24351806), (38, 21788458), (68, 12175903), (76, 10894229), (323, 2563348), (646, 1281674), (1292, 640837)]