20486567728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1753}}^1\times {\mathrm{2887}}^1$

素因数の和:4682

約数の個数: 80

約数和(自身を含む): 45225248256

約数和(自身を除く): 24738680528

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 253, 368, 506, 1012, 1753, 2024, 2887, 3506, 4048, 5774, 7012, 11548, 14024, 19283, 23096, 28048, 31757, 38566, 40319, 46192, 63514, 66401, 77132, 80638, 127028, 132802, 154264, 161276, 254056, 265604, 308528, 322552, 443509, 508112, 531208, 645104, 730411, 887018, 1062416, 1460822, 1774036, 2921644, 3548072, 5060911, 5843288, 7096144, 10121822, 11686576, 20243644, 40487288, 55670021, 80974576, 111340042, 116400953, 222680084, 232801906, 445360168, 465603812, 890720336, 931207624, 1280410483, 1862415248, 2560820966, 5121641932, 10243283864, 20486567728]

約数ペア:

[(1, 20486567728), (2, 10243283864), (4, 5121641932), (8, 2560820966), (11, 1862415248), (16, 1280410483), (22, 931207624), (23, 890720336), (44, 465603812), (46, 445360168), (88, 232801906), (92, 222680084), (176, 116400953), (184, 111340042), (253, 80974576), (368, 55670021), (506, 40487288), (1012, 20243644), (1753, 11686576), (2024, 10121822), (2887, 7096144), (3506, 5843288), (4048, 5060911), (5774, 3548072), (7012, 2921644), (11548, 1774036), (14024, 1460822), (19283, 1062416), (23096, 887018), (28048, 730411), (31757, 645104), (38566, 531208), (40319, 508112), (46192, 443509), (63514, 322552), (66401, 308528), (77132, 265604), (80638, 254056), (127028, 161276), (132802, 154264)]