20178000944

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{227}}^1$

素因数の和:531

約数の個数: 160

約数和(自身を含む): 43968614400

約数和(自身を除く): 23790613456

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 59, 68, 116, 118, 136, 191, 227, 232, 236, 272, 382, 454, 464, 472, 493, 764, 908, 944, 986, 1003, 1528, 1711, 1816, 1972, 2006, 3056, 3247, 3422, 3632, 3859, 3944, 4012, 5539, 6494, 6583, 6844, 7718, 7888, 8024, 11078, 11269, 12988, 13166, 13393, 13688, 15436, 16048, 22156, 22538, 25976, 26332, 26786, 27376, 29087, 30872, 43357, 44312, 45076, 51952, 52664, 53572, 58174, 61744, 86714, 88624, 90152, 94163, 105328, 107144, 111911, 116348, 173428, 180304, 188326, 191573, 214288, 223822, 227681, 232696, 326801, 346856, 376652, 383146, 388397, 447644, 455362, 465392, 653602, 693712, 737069, 753304, 766292, 776794, 895288, 910724, 1257353, 1307204, 1474138, 1506608, 1532584, 1553588, 1790576, 1821448, 2514706, 2558063, 2614408, 2948276, 3065168, 3107176, 3642896, 5029412, 5116126, 5228816, 5555617, 5896552, 6214352, 6602749, 10058824, 10232252, 11111234, 11793104, 13205498, 20117648, 20464504, 21375001, 22222468, 26410996, 40929008, 42750002, 43487071, 44444936, 52821992, 74183827, 85500004, 86974142, 88889872, 105643984, 148367654, 171000008, 173948284, 296735308, 342000016, 347896568, 593470616, 695793136, 1186941232, 1261125059, 2522250118, 5044500236, 10089000472, 20178000944]

約数ペア:

[(1, 20178000944), (2, 10089000472), (4, 5044500236), (8, 2522250118), (16, 1261125059), (17, 1186941232), (29, 695793136), (34, 593470616), (58, 347896568), (59, 342000016), (68, 296735308), (116, 173948284), (118, 171000008), (136, 148367654), (191, 105643984), (227, 88889872), (232, 86974142), (236, 85500004), (272, 74183827), (382, 52821992), (454, 44444936), (464, 43487071), (472, 42750002), (493, 40929008), (764, 26410996), (908, 22222468), (944, 21375001), (986, 20464504), (1003, 20117648), (1528, 13205498), (1711, 11793104), (1816, 11111234), (1972, 10232252), (2006, 10058824), (3056, 6602749), (3247, 6214352), (3422, 5896552), (3632, 5555617), (3859, 5228816), (3944, 5116126), (4012, 5029412), (5539, 3642896), (6494, 3107176), (6583, 3065168), (6844, 2948276), (7718, 2614408), (7888, 2558063), (8024, 2514706), (11078, 1821448), (11269, 1790576), (12988, 1553588), (13166, 1532584), (13393, 1506608), (13688, 1474138), (15436, 1307204), (16048, 1257353), (22156, 910724), (22538, 895288), (25976, 776794), (26332, 766292), (26786, 753304), (27376, 737069), (29087, 693712), (30872, 653602), (43357, 465392), (44312, 455362), (45076, 447644), (51952, 388397), (52664, 383146), (53572, 376652), (58174, 346856), (61744, 326801), (86714, 232696), (88624, 227681), (90152, 223822), (94163, 214288), (105328, 191573), (107144, 188326), (111911, 180304), (116348, 173428)]