18228182

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 36288000

約数和(自身を除く): 18059818

約数列:

[1, 2, 7, 14, 17, 19, 29, 34, 38, 58, 119, 133, 139, 203, 238, 266, 278, 323, 406, 493, 551, 646, 973, 986, 1102, 1946, 2261, 2363, 2641, 3451, 3857, 4031, 4522, 4726, 5282, 6902, 7714, 8062, 9367, 16541, 18487, 18734, 28217, 33082, 36974, 44897, 56434, 65569, 68527, 76589, 89794, 131138, 137054, 153178, 314279, 479689, 536123, 628558, 959378, 1072246, 1302013, 2604026, 9114091, 18228182]

約数ペア:

[(1, 18228182), (2, 9114091), (7, 2604026), (14, 1302013), (17, 1072246), (19, 959378), (29, 628558), (34, 536123), (38, 479689), (58, 314279), (119, 153178), (133, 137054), (139, 131138), (203, 89794), (238, 76589), (266, 68527), (278, 65569), (323, 56434), (406, 44897), (493, 36974), (551, 33082), (646, 28217), (973, 18734), (986, 18487), (1102, 16541), (1946, 9367), (2261, 8062), (2363, 7714), (2641, 6902), (3451, 5282), (3857, 4726), (4031, 4522)]