18130107294

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1987}}^1\times {\mathrm{38993}}^1$

素因数の和:41001

約数の個数: 48

約数和(自身を含む): 42325959312

約数和(自身を除く): 24195852018

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1987, 3974, 5961, 11922, 17883, 25831, 35766, 38993, 51662, 77493, 77986, 116979, 154986, 232479, 233958, 350937, 464958, 506909, 701874, 1013818, 1520727, 3041454, 4562181, 9124362, 77479091, 154958182, 232437273, 464874546, 697311819, 1007228183, 1394623638, 2014456366, 3021684549, 6043369098, 9065053647, 18130107294]

約数ペア:

[(1, 18130107294), (2, 9065053647), (3, 6043369098), (6, 3021684549), (9, 2014456366), (13, 1394623638), (18, 1007228183), (26, 697311819), (39, 464874546), (78, 232437273), (117, 154958182), (234, 77479091), (1987, 9124362), (3974, 4562181), (5961, 3041454), (11922, 1520727), (17883, 1013818), (25831, 701874), (35766, 506909), (38993, 464958), (51662, 350937), (77493, 233958), (77986, 232479), (116979, 154986)]