20528040544

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{425681}}^1$

素因数の和:425839

約数の個数: 48

約数和(自身を含む): 44410551696

約数和(自身を除く): 23882511152

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 137, 176, 274, 352, 548, 1096, 1507, 2192, 3014, 4384, 6028, 12056, 24112, 48224, 425681, 851362, 1702724, 3405448, 4682491, 6810896, 9364982, 13621792, 18729964, 37459928, 58318297, 74919856, 116636594, 149839712, 233273188, 466546376, 641501267, 933092752, 1283002534, 1866185504, 2566005068, 5132010136, 10264020272, 20528040544]

約数ペア:

[(1, 20528040544), (2, 10264020272), (4, 5132010136), (8, 2566005068), (11, 1866185504), (16, 1283002534), (22, 933092752), (32, 641501267), (44, 466546376), (88, 233273188), (137, 149839712), (176, 116636594), (274, 74919856), (352, 58318297), (548, 37459928), (1096, 18729964), (1507, 13621792), (2192, 9364982), (3014, 6810896), (4384, 4682491), (6028, 3405448), (12056, 1702724), (24112, 851362), (48224, 425681)]