20888950992

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4782269}}^1$

素因数の和:4782300

約数の個数: 80

約数和(自身を含む): 66416165760

約数和(自身を除く): 45527214768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 4782269, 9564538, 14346807, 19129076, 28693614, 33475883, 38258152, 57387228, 62169497, 66951766, 76516304, 100427649, 114774456, 124338994, 133903532, 186508491, 200855298, 229548912, 248677988, 267807064, 373016982, 401710596, 435186479, 497355976, 535614128, 746033964, 803421192, 870372958, 994711952, 1305559437, 1492067928, 1606842384, 1740745916, 2611118874, 2984135856, 3481491832, 5222237748, 6962983664, 10444475496, 20888950992]

約数ペア:

[(1, 20888950992), (2, 10444475496), (3, 6962983664), (4, 5222237748), (6, 3481491832), (7, 2984135856), (8, 2611118874), (12, 1740745916), (13, 1606842384), (14, 1492067928), (16, 1305559437), (21, 994711952), (24, 870372958), (26, 803421192), (28, 746033964), (39, 535614128), (42, 497355976), (48, 435186479), (52, 401710596), (56, 373016982), (78, 267807064), (84, 248677988), (91, 229548912), (104, 200855298), (112, 186508491), (156, 133903532), (168, 124338994), (182, 114774456), (208, 100427649), (273, 76516304), (312, 66951766), (336, 62169497), (364, 57387228), (546, 38258152), (624, 33475883), (728, 28693614), (1092, 19129076), (1456, 14346807), (2184, 9564538), (4368, 4782269)]