20110923904

素因数分解:

$2^7\times {\mathrm{83}}^1\times {\mathrm{509}}^1\times {\mathrm{3719}}^1$

素因数の和:4325

約数の個数: 64

約数和(自身を含む): 40638024000

約数和(自身を除く): 20527100096

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 332, 509, 664, 1018, 1328, 2036, 2656, 3719, 4072, 5312, 7438, 8144, 10624, 14876, 16288, 29752, 32576, 42247, 59504, 65152, 84494, 119008, 168988, 238016, 308677, 337976, 476032, 617354, 675952, 1234708, 1351904, 1892971, 2469416, 2703808, 3785942, 4938832, 5407616, 7571884, 9877664, 15143768, 19755328, 30287536, 39510656, 60575072, 121150144, 157116593, 242300288, 314233186, 628466372, 1256932744, 2513865488, 5027730976, 10055461952, 20110923904]

約数ペア:

[(1, 20110923904), (2, 10055461952), (4, 5027730976), (8, 2513865488), (16, 1256932744), (32, 628466372), (64, 314233186), (83, 242300288), (128, 157116593), (166, 121150144), (332, 60575072), (509, 39510656), (664, 30287536), (1018, 19755328), (1328, 15143768), (2036, 9877664), (2656, 7571884), (3719, 5407616), (4072, 4938832), (5312, 3785942), (7438, 2703808), (8144, 2469416), (10624, 1892971), (14876, 1351904), (16288, 1234708), (29752, 675952), (32576, 617354), (42247, 476032), (59504, 337976), (65152, 308677), (84494, 238016), (119008, 168988)]