520015987918

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1759}}^1\times {\mathrm{158771}}^1$

素因数の和:160565

約数の個数: 48

約数和(自身を含む): 955680422400

約数和(自身を除く): 435664434482

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1759, 1862, 3518, 12313, 24626, 33421, 66842, 86191, 158771, 172382, 233947, 317542, 467894, 1111397, 1637629, 2222794, 3016649, 3275258, 6033298, 7779779, 15559558, 21116543, 42233086, 147815801, 279278189, 295631602, 558556378, 1954947323, 3909894646, 5306285591, 10612571182, 13684631261, 27369262522, 37143999137, 74287998274, 260007993959, 520015987918]

約数ペア:

[(1, 520015987918), (2, 260007993959), (7, 74287998274), (14, 37143999137), (19, 27369262522), (38, 13684631261), (49, 10612571182), (98, 5306285591), (133, 3909894646), (266, 1954947323), (931, 558556378), (1759, 295631602), (1862, 279278189), (3518, 147815801), (12313, 42233086), (24626, 21116543), (33421, 15559558), (66842, 7779779), (86191, 6033298), (158771, 3275258), (172382, 3016649), (233947, 2222794), (317542, 1637629), (467894, 1111397)]