19415176

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 21953144

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 121, 124, 242, 248, 341, 484, 647, 682, 968, 1294, 1364, 2588, 2728, 3751, 5176, 7117, 7502, 14234, 15004, 20057, 28468, 30008, 40114, 56936, 78287, 80228, 156574, 160456, 220627, 313148, 441254, 626296, 882508, 1765016, 2426897, 4853794, 9707588, 19415176]

約数ペア:

[(1, 19415176), (2, 9707588), (4, 4853794), (8, 2426897), (11, 1765016), (22, 882508), (31, 626296), (44, 441254), (62, 313148), (88, 220627), (121, 160456), (124, 156574), (242, 80228), (248, 78287), (341, 56936), (484, 40114), (647, 30008), (682, 28468), (968, 20057), (1294, 15004), (1364, 14234), (2588, 7502), (2728, 7117), (3751, 5176)]