19937061496

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7308307}}^1$

素因数の和:7308355

約数の個数: 32

約数和(自身を含む): 42095854080

約数和(自身を除く): 22158792584

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 7308307, 14616614, 29233228, 58466456, 80391377, 160782754, 226557517, 321565508, 453115034, 643131016, 906230068, 1812460136, 2492132687, 4984265374, 9968530748, 19937061496]

約数ペア:

[(1, 19937061496), (2, 9968530748), (4, 4984265374), (8, 2492132687), (11, 1812460136), (22, 906230068), (31, 643131016), (44, 453115034), (62, 321565508), (88, 226557517), (124, 160782754), (248, 80391377), (341, 58466456), (682, 29233228), (1364, 14616614), (2728, 7308307)]