20998274112

素因数分解:

$2^6\times 3^4\times {\mathrm{1279}}^1\times {\mathrm{3167}}^1$

素因数の和:4470

約数の個数: 140

約数和(自身を含む): 62313799680

約数和(自身を除く): 41315525568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 144, 162, 192, 216, 288, 324, 432, 576, 648, 864, 1279, 1296, 1728, 2558, 2592, 3167, 3837, 5116, 5184, 6334, 7674, 9501, 10232, 11511, 12668, 15348, 19002, 20464, 23022, 25336, 28503, 30696, 34533, 38004, 40928, 46044, 50672, 57006, 61392, 69066, 76008, 81856, 85509, 92088, 101344, 103599, 114012, 122784, 138132, 152016, 171018, 184176, 202688, 207198, 228024, 245568, 256527, 276264, 304032, 342036, 368352, 414396, 456048, 513054, 552528, 608064, 684072, 736704, 828792, 912096, 1026108, 1105056, 1368144, 1657584, 1824192, 2052216, 2210112, 2736288, 3315168, 4050593, 4104432, 5472576, 6630336, 8101186, 8208864, 12151779, 16202372, 16417728, 24303558, 32404744, 36455337, 48607116, 64809488, 72910674, 97214232, 109366011, 129618976, 145821348, 194428464, 218732022, 259237952, 291642696, 328098033, 388856928, 437464044, 583285392, 656196066, 777713856, 874928088, 1166570784, 1312392132, 1749856176, 2333141568, 2624784264, 3499712352, 5249568528, 6999424704, 10499137056, 20998274112]

約数ペア:

[(1, 20998274112), (2, 10499137056), (3, 6999424704), (4, 5249568528), (6, 3499712352), (8, 2624784264), (9, 2333141568), (12, 1749856176), (16, 1312392132), (18, 1166570784), (24, 874928088), (27, 777713856), (32, 656196066), (36, 583285392), (48, 437464044), (54, 388856928), (64, 328098033), (72, 291642696), (81, 259237952), (96, 218732022), (108, 194428464), (144, 145821348), (162, 129618976), (192, 109366011), (216, 97214232), (288, 72910674), (324, 64809488), (432, 48607116), (576, 36455337), (648, 32404744), (864, 24303558), (1279, 16417728), (1296, 16202372), (1728, 12151779), (2558, 8208864), (2592, 8101186), (3167, 6630336), (3837, 5472576), (5116, 4104432), (5184, 4050593), (6334, 3315168), (7674, 2736288), (9501, 2210112), (10232, 2052216), (11511, 1824192), (12668, 1657584), (15348, 1368144), (19002, 1105056), (20464, 1026108), (23022, 912096), (25336, 828792), (28503, 736704), (30696, 684072), (34533, 608064), (38004, 552528), (40928, 513054), (46044, 456048), (50672, 414396), (57006, 368352), (61392, 342036), (69066, 304032), (76008, 276264), (81856, 256527), (85509, 245568), (92088, 228024), (101344, 207198), (103599, 202688), (114012, 184176), (122784, 171018), (138132, 152016)]