18324657

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:159

約数の個数: 64

約数和(自身を含む): 32175360

約数和(自身を除く): 13850703

約数列:

[1, 3, 9, 13, 17, 27, 37, 39, 51, 83, 111, 117, 153, 221, 249, 333, 351, 459, 481, 629, 663, 747, 999, 1079, 1411, 1443, 1887, 1989, 2241, 3071, 3237, 4233, 4329, 5661, 5967, 8177, 9213, 9711, 12699, 12987, 16983, 18343, 24531, 27639, 29133, 38097, 39923, 52207, 55029, 73593, 82917, 119769, 156621, 165087, 220779, 359307, 469863, 495261, 678691, 1077921, 1409589, 2036073, 6108219, 18324657]

約数ペア:

[(1, 18324657), (3, 6108219), (9, 2036073), (13, 1409589), (17, 1077921), (27, 678691), (37, 495261), (39, 469863), (51, 359307), (83, 220779), (111, 165087), (117, 156621), (153, 119769), (221, 82917), (249, 73593), (333, 55029), (351, 52207), (459, 39923), (481, 38097), (629, 29133), (663, 27639), (747, 24531), (999, 18343), (1079, 16983), (1411, 12987), (1443, 12699), (1887, 9711), (1989, 9213), (2241, 8177), (3071, 5967), (3237, 5661), (4233, 4329)]