18079754

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 36771840

約数和(自身を除く): 18692086

約数列:

[1, 2, 7, 11, 14, 19, 22, 37, 38, 74, 77, 133, 154, 167, 209, 259, 266, 334, 407, 418, 518, 703, 814, 1169, 1406, 1463, 1837, 2338, 2849, 2926, 3173, 3674, 4921, 5698, 6179, 6346, 7733, 9842, 12358, 12859, 15466, 22211, 25718, 34903, 43253, 44422, 54131, 67969, 69806, 86506, 108262, 117401, 135938, 234802, 244321, 475783, 488642, 821807, 951566, 1291411, 1643614, 2582822, 9039877, 18079754]

約数ペア:

[(1, 18079754), (2, 9039877), (7, 2582822), (11, 1643614), (14, 1291411), (19, 951566), (22, 821807), (37, 488642), (38, 475783), (74, 244321), (77, 234802), (133, 135938), (154, 117401), (167, 108262), (209, 86506), (259, 69806), (266, 67969), (334, 54131), (407, 44422), (418, 43253), (518, 34903), (703, 25718), (814, 22211), (1169, 15466), (1406, 12859), (1463, 12358), (1837, 9842), (2338, 7733), (2849, 6346), (2926, 6179), (3173, 5698), (3674, 4921)]