19018202

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 35551872

約数和(自身を除く): 16533670

約数列:

[1, 2, 7, 14, 19, 38, 53, 71, 106, 133, 142, 266, 361, 371, 497, 722, 742, 994, 1007, 1349, 2014, 2527, 2698, 3763, 5054, 7049, 7526, 9443, 14098, 18886, 19133, 25631, 26341, 38266, 51262, 52682, 71497, 133931, 142994, 179417, 267862, 358834, 500479, 1000958, 1358443, 2716886, 9509101, 19018202]

約数ペア:

[(1, 19018202), (2, 9509101), (7, 2716886), (14, 1358443), (19, 1000958), (38, 500479), (53, 358834), (71, 267862), (106, 179417), (133, 142994), (142, 133931), (266, 71497), (361, 52682), (371, 51262), (497, 38266), (722, 26341), (742, 25631), (994, 19133), (1007, 18886), (1349, 14098), (2014, 9443), (2527, 7526), (2698, 7049), (3763, 5054)]