20028768

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 56318976

約数和(自身を除く): 36290208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 47, 48, 69, 92, 94, 96, 138, 141, 184, 188, 193, 276, 282, 368, 376, 386, 552, 564, 579, 736, 752, 772, 1081, 1104, 1128, 1158, 1504, 1544, 2162, 2208, 2256, 2316, 3088, 3243, 4324, 4439, 4512, 4632, 6176, 6486, 8648, 8878, 9071, 9264, 12972, 13317, 17296, 17756, 18142, 18528, 25944, 26634, 27213, 34592, 35512, 36284, 51888, 53268, 54426, 71024, 72568, 103776, 106536, 108852, 142048, 145136, 208633, 213072, 217704, 290272, 417266, 426144, 435408, 625899, 834532, 870816, 1251798, 1669064, 2503596, 3338128, 5007192, 6676256, 10014384, 20028768]

約数ペア:

[(1, 20028768), (2, 10014384), (3, 6676256), (4, 5007192), (6, 3338128), (8, 2503596), (12, 1669064), (16, 1251798), (23, 870816), (24, 834532), (32, 625899), (46, 435408), (47, 426144), (48, 417266), (69, 290272), (92, 217704), (94, 213072), (96, 208633), (138, 145136), (141, 142048), (184, 108852), (188, 106536), (193, 103776), (276, 72568), (282, 71024), (368, 54426), (376, 53268), (386, 51888), (552, 36284), (564, 35512), (579, 34592), (736, 27213), (752, 26634), (772, 25944), (1081, 18528), (1104, 18142), (1128, 17756), (1158, 17296), (1504, 13317), (1544, 12972), (2162, 9264), (2208, 9071), (2256, 8878), (2316, 8648), (3088, 6486), (3243, 6176), (4324, 4632), (4439, 4512)]