20688314118

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{2273}}^1$

素因数の和:2522

約数の個数: 96

約数和(自身を含む): 45740691360

約数和(自身を除く): 25052377242

約数列:

[1, 2, 3, 6, 17, 29, 34, 51, 58, 87, 102, 174, 181, 289, 362, 493, 543, 578, 867, 986, 1086, 1479, 1734, 2273, 2958, 3077, 4546, 5249, 6154, 6819, 8381, 9231, 10498, 13638, 15747, 16762, 18462, 25143, 31494, 38641, 50286, 52309, 65917, 77282, 89233, 104618, 115923, 131834, 156927, 178466, 197751, 231846, 267699, 313854, 395502, 411413, 535398, 656897, 822826, 1120589, 1234239, 1313794, 1516961, 1970691, 2241178, 2468478, 3033922, 3361767, 3941382, 4550883, 6723534, 6994021, 9101766, 11930977, 13988042, 19050013, 20982063, 23861954, 35792931, 38100026, 41964126, 57150039, 71585862, 114300078, 118898357, 202826609, 237796714, 356695071, 405653218, 608479827, 713390142, 1216959654, 3448052353, 6896104706, 10344157059, 20688314118]

約数ペア:

[(1, 20688314118), (2, 10344157059), (3, 6896104706), (6, 3448052353), (17, 1216959654), (29, 713390142), (34, 608479827), (51, 405653218), (58, 356695071), (87, 237796714), (102, 202826609), (174, 118898357), (181, 114300078), (289, 71585862), (362, 57150039), (493, 41964126), (543, 38100026), (578, 35792931), (867, 23861954), (986, 20982063), (1086, 19050013), (1479, 13988042), (1734, 11930977), (2273, 9101766), (2958, 6994021), (3077, 6723534), (4546, 4550883), (5249, 3941382), (6154, 3361767), (6819, 3033922), (8381, 2468478), (9231, 2241178), (10498, 1970691), (13638, 1516961), (15747, 1313794), (16762, 1234239), (18462, 1120589), (25143, 822826), (31494, 656897), (38641, 535398), (50286, 411413), (52309, 395502), (65917, 313854), (77282, 267699), (89233, 231846), (104618, 197751), (115923, 178466), (131834, 156927)]