20264496

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1471}}^1$

素因数の和:1530

約数の個数: 80

約数和(自身を含む): 61329408

約数和(自身を除く): 41064912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 41, 42, 48, 56, 82, 84, 112, 123, 164, 168, 246, 287, 328, 336, 492, 574, 656, 861, 984, 1148, 1471, 1722, 1968, 2296, 2942, 3444, 4413, 4592, 5884, 6888, 8826, 10297, 11768, 13776, 17652, 20594, 23536, 30891, 35304, 41188, 60311, 61782, 70608, 82376, 120622, 123564, 164752, 180933, 241244, 247128, 361866, 422177, 482488, 494256, 723732, 844354, 964976, 1266531, 1447464, 1688708, 2533062, 2894928, 3377416, 5066124, 6754832, 10132248, 20264496]

約数ペア:

[(1, 20264496), (2, 10132248), (3, 6754832), (4, 5066124), (6, 3377416), (7, 2894928), (8, 2533062), (12, 1688708), (14, 1447464), (16, 1266531), (21, 964976), (24, 844354), (28, 723732), (41, 494256), (42, 482488), (48, 422177), (56, 361866), (82, 247128), (84, 241244), (112, 180933), (123, 164752), (164, 123564), (168, 120622), (246, 82376), (287, 70608), (328, 61782), (336, 60311), (492, 41188), (574, 35304), (656, 30891), (861, 23536), (984, 20594), (1148, 17652), (1471, 13776), (1722, 11768), (1968, 10297), (2296, 8826), (2942, 6888), (3444, 5884), (4413, 4592)]