19759788

素因数分解:

$2^2\times 3^5\times {\mathrm{29}}^1\times {\mathrm{701}}^1$

素因数の和:749

約数の個数: 72

約数和(自身を含む): 53660880

約数和(自身を除く): 33901092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 243, 261, 324, 348, 486, 522, 701, 783, 972, 1044, 1402, 1566, 2103, 2349, 2804, 3132, 4206, 4698, 6309, 7047, 8412, 9396, 12618, 14094, 18927, 20329, 25236, 28188, 37854, 40658, 56781, 60987, 75708, 81316, 113562, 121974, 170343, 182961, 227124, 243948, 340686, 365922, 548883, 681372, 731844, 1097766, 1646649, 2195532, 3293298, 4939947, 6586596, 9879894, 19759788]

約数ペア:

[(1, 19759788), (2, 9879894), (3, 6586596), (4, 4939947), (6, 3293298), (9, 2195532), (12, 1646649), (18, 1097766), (27, 731844), (29, 681372), (36, 548883), (54, 365922), (58, 340686), (81, 243948), (87, 227124), (108, 182961), (116, 170343), (162, 121974), (174, 113562), (243, 81316), (261, 75708), (324, 60987), (348, 56781), (486, 40658), (522, 37854), (701, 28188), (783, 25236), (972, 20329), (1044, 18927), (1402, 14094), (1566, 12618), (2103, 9396), (2349, 8412), (2804, 7047), (3132, 6309), (4206, 4698)]