20996870016

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{739}}^1\times {\mathrm{3217}}^1$

素因数の和:3996

約数の個数: 128

約数和(自身を含む): 58294713600

約数和(自身を除く): 37297843584

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 276, 368, 384, 552, 736, 739, 1104, 1472, 1478, 2208, 2217, 2944, 2956, 3217, 4416, 4434, 5912, 6434, 8832, 8868, 9651, 11824, 12868, 16997, 17736, 19302, 23648, 25736, 33994, 35472, 38604, 47296, 50991, 51472, 67988, 70944, 73991, 77208, 94592, 101982, 102944, 135976, 141888, 147982, 154416, 203964, 205888, 221973, 271952, 283776, 295964, 308832, 407928, 411776, 443946, 543904, 591928, 617664, 815856, 887892, 1087808, 1183856, 1235328, 1631712, 1775784, 2175616, 2367712, 2377363, 3263424, 3551568, 4735424, 4754726, 6526848, 7103136, 7132089, 9470848, 9509452, 14206272, 14264178, 19018904, 28412544, 28528356, 38037808, 54679349, 57056712, 76075616, 109358698, 114113424, 152151232, 164038047, 218717396, 228226848, 304302464, 328076094, 437434792, 456453696, 656152188, 874869584, 912907392, 1312304376, 1749739168, 2624608752, 3499478336, 5249217504, 6998956672, 10498435008, 20996870016]

約数ペア:

[(1, 20996870016), (2, 10498435008), (3, 6998956672), (4, 5249217504), (6, 3499478336), (8, 2624608752), (12, 1749739168), (16, 1312304376), (23, 912907392), (24, 874869584), (32, 656152188), (46, 456453696), (48, 437434792), (64, 328076094), (69, 304302464), (92, 228226848), (96, 218717396), (128, 164038047), (138, 152151232), (184, 114113424), (192, 109358698), (276, 76075616), (368, 57056712), (384, 54679349), (552, 38037808), (736, 28528356), (739, 28412544), (1104, 19018904), (1472, 14264178), (1478, 14206272), (2208, 9509452), (2217, 9470848), (2944, 7132089), (2956, 7103136), (3217, 6526848), (4416, 4754726), (4434, 4735424), (5912, 3551568), (6434, 3263424), (8832, 2377363), (8868, 2367712), (9651, 2175616), (11824, 1775784), (12868, 1631712), (16997, 1235328), (17736, 1183856), (19302, 1087808), (23648, 887892), (25736, 815856), (33994, 617664), (35472, 591928), (38604, 543904), (47296, 443946), (50991, 411776), (51472, 407928), (67988, 308832), (70944, 295964), (73991, 283776), (77208, 271952), (94592, 221973), (101982, 205888), (102944, 203964), (135976, 154416), (141888, 147982)]