19431335

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1231}}^1$

素因数の和:1295

約数の個数: 32

約数和(自身を含む): 29804544

約数和(自身を除く): 10373209

約数列:

[1, 5, 7, 11, 35, 41, 55, 77, 205, 287, 385, 451, 1231, 1435, 2255, 3157, 6155, 8617, 13541, 15785, 43085, 50471, 67705, 94787, 252355, 353297, 473935, 555181, 1766485, 2775905, 3886267, 19431335]

約数ペア:

[(1, 19431335), (5, 3886267), (7, 2775905), (11, 1766485), (35, 555181), (41, 473935), (55, 353297), (77, 252355), (205, 94787), (287, 67705), (385, 50471), (451, 43085), (1231, 15785), (1435, 13541), (2255, 8617), (3157, 6155)]