20805586764

素因数分解:

$2^2\times 3^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1\times {\mathrm{26017}}^1$

素因数の和:26774

約数の個数: 48

約数和(自身を含む): 49095341568

約数和(自身を除く): 28289754804

約数列:

[1, 2, 3, 4, 6, 12, 103, 206, 309, 412, 618, 647, 1236, 1294, 1941, 2588, 3882, 7764, 26017, 52034, 66641, 78051, 104068, 133282, 156102, 199923, 266564, 312204, 399846, 799692, 2679751, 5359502, 8039253, 10719004, 16078506, 16832999, 32157012, 33665998, 50498997, 67331996, 100997994, 201995988, 1733798897, 3467597794, 5201396691, 6935195588, 10402793382, 20805586764]

約数ペア:

[(1, 20805586764), (2, 10402793382), (3, 6935195588), (4, 5201396691), (6, 3467597794), (12, 1733798897), (103, 201995988), (206, 100997994), (309, 67331996), (412, 50498997), (618, 33665998), (647, 32157012), (1236, 16832999), (1294, 16078506), (1941, 10719004), (2588, 8039253), (3882, 5359502), (7764, 2679751), (26017, 799692), (52034, 399846), (66641, 312204), (78051, 266564), (104068, 199923), (133282, 156102)]