17939196

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1$

素因数の和:619

約数の個数: 72

約数和(自身を含む): 50122800

約数和(自身を除く): 32183604

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 89, 99, 132, 178, 198, 267, 356, 396, 509, 534, 801, 979, 1018, 1068, 1527, 1602, 1958, 2036, 2937, 3054, 3204, 3916, 4581, 5599, 5874, 6108, 8811, 9162, 11198, 11748, 16797, 17622, 18324, 22396, 33594, 35244, 45301, 50391, 67188, 90602, 100782, 135903, 181204, 201564, 271806, 407709, 498311, 543612, 815418, 996622, 1494933, 1630836, 1993244, 2989866, 4484799, 5979732, 8969598, 17939196]

約数ペア:

[(1, 17939196), (2, 8969598), (3, 5979732), (4, 4484799), (6, 2989866), (9, 1993244), (11, 1630836), (12, 1494933), (18, 996622), (22, 815418), (33, 543612), (36, 498311), (44, 407709), (66, 271806), (89, 201564), (99, 181204), (132, 135903), (178, 100782), (198, 90602), (267, 67188), (356, 50391), (396, 45301), (509, 35244), (534, 33594), (801, 22396), (979, 18324), (1018, 17622), (1068, 16797), (1527, 11748), (1602, 11198), (1958, 9162), (2036, 8811), (2937, 6108), (3054, 5874), (3204, 5599), (3916, 4581)]