20481562192

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{35977}}^1$

素因数の和:36045

約数の個数: 160

約数和(自身を含む): 53963546112

約数和(自身を除く): 33481983920

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 23, 26, 28, 34, 46, 52, 56, 68, 91, 92, 104, 112, 119, 136, 161, 182, 184, 208, 221, 238, 272, 299, 322, 364, 368, 391, 442, 476, 598, 644, 728, 782, 884, 952, 1196, 1288, 1456, 1547, 1564, 1768, 1904, 2093, 2392, 2576, 2737, 3094, 3128, 3536, 4186, 4784, 5083, 5474, 6188, 6256, 8372, 10166, 10948, 12376, 16744, 20332, 21896, 24752, 33488, 35581, 35977, 40664, 43792, 71162, 71954, 81328, 142324, 143908, 251839, 284648, 287816, 467701, 503678, 569296, 575632, 611609, 827471, 935402, 1007356, 1223218, 1654942, 1870804, 2014712, 2446436, 3273907, 3309884, 3741608, 4029424, 4281263, 4892872, 5792297, 6547814, 6619768, 7483216, 7950917, 8562526, 9785744, 10757123, 11584594, 13095628, 13239536, 14067007, 15901834, 17125052, 21514246, 23169188, 26191256, 28134014, 31803668, 34250104, 43028492, 46338376, 52382512, 55656419, 56268028, 63607336, 68500208, 75299861, 86056984, 92676752, 98469049, 111312838, 112536056, 127214672, 150599722, 172113968, 182871091, 196938098, 222625676, 225072112, 301199444, 365742182, 393876196, 445251352, 602398888, 731484364, 787752392, 890502704, 1204797776, 1280097637, 1462968728, 1575504784, 2560195274, 2925937456, 5120390548, 10240781096, 20481562192]

約数ペア:

[(1, 20481562192), (2, 10240781096), (4, 5120390548), (7, 2925937456), (8, 2560195274), (13, 1575504784), (14, 1462968728), (16, 1280097637), (17, 1204797776), (23, 890502704), (26, 787752392), (28, 731484364), (34, 602398888), (46, 445251352), (52, 393876196), (56, 365742182), (68, 301199444), (91, 225072112), (92, 222625676), (104, 196938098), (112, 182871091), (119, 172113968), (136, 150599722), (161, 127214672), (182, 112536056), (184, 111312838), (208, 98469049), (221, 92676752), (238, 86056984), (272, 75299861), (299, 68500208), (322, 63607336), (364, 56268028), (368, 55656419), (391, 52382512), (442, 46338376), (476, 43028492), (598, 34250104), (644, 31803668), (728, 28134014), (782, 26191256), (884, 23169188), (952, 21514246), (1196, 17125052), (1288, 15901834), (1456, 14067007), (1547, 13239536), (1564, 13095628), (1768, 11584594), (1904, 10757123), (2093, 9785744), (2392, 8562526), (2576, 7950917), (2737, 7483216), (3094, 6619768), (3128, 6547814), (3536, 5792297), (4186, 4892872), (4784, 4281263), (5083, 4029424), (5474, 3741608), (6188, 3309884), (6256, 3273907), (8372, 2446436), (10166, 2014712), (10948, 1870804), (12376, 1654942), (16744, 1223218), (20332, 1007356), (21896, 935402), (24752, 827471), (33488, 611609), (35581, 575632), (35977, 569296), (40664, 503678), (43792, 467701), (71162, 287816), (71954, 284648), (81328, 251839), (142324, 143908)]