18938610

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:349

約数の個数: 80

約数和(自身を含む): 51644736

約数和(自身を除く): 32706126

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 103, 135, 162, 206, 227, 270, 309, 405, 454, 515, 618, 681, 810, 927, 1030, 1135, 1362, 1545, 1854, 2043, 2270, 2781, 3090, 3405, 4086, 4635, 5562, 6129, 6810, 8343, 9270, 10215, 12258, 13905, 16686, 18387, 20430, 23381, 27810, 30645, 36774, 41715, 46762, 61290, 70143, 83430, 91935, 116905, 140286, 183870, 210429, 233810, 350715, 420858, 631287, 701430, 1052145, 1262574, 1893861, 2104290, 3156435, 3787722, 6312870, 9469305, 18938610]

約数ペア:

[(1, 18938610), (2, 9469305), (3, 6312870), (5, 3787722), (6, 3156435), (9, 2104290), (10, 1893861), (15, 1262574), (18, 1052145), (27, 701430), (30, 631287), (45, 420858), (54, 350715), (81, 233810), (90, 210429), (103, 183870), (135, 140286), (162, 116905), (206, 91935), (227, 83430), (270, 70143), (309, 61290), (405, 46762), (454, 41715), (515, 36774), (618, 30645), (681, 27810), (810, 23381), (927, 20430), (1030, 18387), (1135, 16686), (1362, 13905), (1545, 12258), (1854, 10215), (2043, 9270), (2270, 8343), (2781, 6810), (3090, 6129), (3405, 5562), (4086, 4635)]