1986754

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 4021920

約数和(自身を除く): 2035166

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 97, 98, 133, 154, 194, 209, 266, 418, 539, 679, 931, 1067, 1078, 1358, 1463, 1843, 1862, 2134, 2926, 3686, 4753, 7469, 9506, 10241, 12901, 14938, 20273, 20482, 25802, 40546, 52283, 90307, 104566, 141911, 180614, 283822, 993377, 1986754]

約数ペア:

[(1, 1986754), (2, 993377), (7, 283822), (11, 180614), (14, 141911), (19, 104566), (22, 90307), (38, 52283), (49, 40546), (77, 25802), (97, 20482), (98, 20273), (133, 14938), (154, 12901), (194, 10241), (209, 9506), (266, 7469), (418, 4753), (539, 3686), (679, 2926), (931, 2134), (1067, 1862), (1078, 1843), (1358, 1463)]