20171805276

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{336803}}^1$

素因数の和:336871

約数の個数: 96

約数和(自身を含む): 57941065728

約数和(自身を除く): 37769260452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 31, 42, 46, 62, 69, 84, 92, 93, 124, 138, 161, 186, 217, 276, 322, 372, 434, 483, 644, 651, 713, 868, 966, 1302, 1426, 1932, 2139, 2604, 2852, 4278, 4991, 8556, 9982, 14973, 19964, 29946, 59892, 336803, 673606, 1010409, 1347212, 2020818, 2357621, 4041636, 4715242, 7072863, 7746469, 9430484, 10440893, 14145726, 15492938, 20881786, 23239407, 28291452, 30985876, 31322679, 41763572, 46478814, 54225283, 62645358, 73086251, 92957628, 108450566, 125290716, 146172502, 162675849, 216901132, 219258753, 240140539, 292345004, 325351698, 438517506, 480281078, 650703396, 720421617, 877035012, 960562156, 1440843234, 1680983773, 2881686468, 3361967546, 5042951319, 6723935092, 10085902638, 20171805276]

約数ペア:

[(1, 20171805276), (2, 10085902638), (3, 6723935092), (4, 5042951319), (6, 3361967546), (7, 2881686468), (12, 1680983773), (14, 1440843234), (21, 960562156), (23, 877035012), (28, 720421617), (31, 650703396), (42, 480281078), (46, 438517506), (62, 325351698), (69, 292345004), (84, 240140539), (92, 219258753), (93, 216901132), (124, 162675849), (138, 146172502), (161, 125290716), (186, 108450566), (217, 92957628), (276, 73086251), (322, 62645358), (372, 54225283), (434, 46478814), (483, 41763572), (644, 31322679), (651, 30985876), (713, 28291452), (868, 23239407), (966, 20881786), (1302, 15492938), (1426, 14145726), (1932, 10440893), (2139, 9430484), (2604, 7746469), (2852, 7072863), (4278, 4715242), (4991, 4041636), (8556, 2357621), (9982, 2020818), (14973, 1347212), (19964, 1010409), (29946, 673606), (59892, 336803)]