18652018

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3907}}^1$

素因数の和:3958

約数の個数: 32

約数和(自身を含む): 36016128

約数和(自身を除く): 17364110

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 3907, 4774, 7814, 27349, 42977, 54698, 85954, 121117, 242234, 300839, 601678, 847819, 1332287, 1695638, 2664574, 9326009, 18652018]

約数ペア:

[(1, 18652018), (2, 9326009), (7, 2664574), (11, 1695638), (14, 1332287), (22, 847819), (31, 601678), (62, 300839), (77, 242234), (154, 121117), (217, 85954), (341, 54698), (434, 42977), (682, 27349), (2387, 7814), (3907, 4774)]