19295144

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 41112960

約数和(自身を除く): 21817816

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 121, 124, 242, 248, 341, 484, 643, 682, 968, 1286, 1364, 2572, 2728, 3751, 5144, 7073, 7502, 14146, 15004, 19933, 28292, 30008, 39866, 56584, 77803, 79732, 155606, 159464, 219263, 311212, 438526, 622424, 877052, 1754104, 2411893, 4823786, 9647572, 19295144]

約数ペア:

[(1, 19295144), (2, 9647572), (4, 4823786), (8, 2411893), (11, 1754104), (22, 877052), (31, 622424), (44, 438526), (62, 311212), (88, 219263), (121, 159464), (124, 155606), (242, 79732), (248, 77803), (341, 56584), (484, 39866), (643, 30008), (682, 28292), (968, 19933), (1286, 15004), (1364, 14146), (2572, 7502), (2728, 7073), (3751, 5144)]