20424544

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4799}}^1$

素因数の和:4835

約数の個数: 48

約数和(自身を含む): 48384000

約数和(自身を除く): 27959456

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 4799, 9598, 19196, 33593, 38392, 67186, 76784, 91181, 134372, 153568, 182362, 268744, 364724, 537488, 638267, 729448, 1074976, 1276534, 1458896, 2553068, 2917792, 5106136, 10212272, 20424544]

約数ペア:

[(1, 20424544), (2, 10212272), (4, 5106136), (7, 2917792), (8, 2553068), (14, 1458896), (16, 1276534), (19, 1074976), (28, 729448), (32, 638267), (38, 537488), (56, 364724), (76, 268744), (112, 182362), (133, 153568), (152, 134372), (224, 91181), (266, 76784), (304, 67186), (532, 38392), (608, 33593), (1064, 19196), (2128, 9598), (4256, 4799)]