19194645239

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{264349}}^1$

素因数の和:264431

約数の個数: 32

約数和(自身を含む): 25580620800

約数和(自身を除く): 6385975561

約数列:

[1, 7, 11, 23, 41, 77, 161, 253, 287, 451, 943, 1771, 3157, 6601, 10373, 72611, 264349, 1850443, 2907839, 6080027, 10838309, 20354873, 42560189, 66880297, 75868163, 119221399, 249281107, 468162079, 834549793, 1744967749, 2742092177, 19194645239]

約数ペア:

[(1, 19194645239), (7, 2742092177), (11, 1744967749), (23, 834549793), (41, 468162079), (77, 249281107), (161, 119221399), (253, 75868163), (287, 66880297), (451, 42560189), (943, 20354873), (1771, 10838309), (3157, 6080027), (6601, 2907839), (10373, 1850443), (72611, 264349)]