20565242885

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{6343}}^1$

素因数の和:6626

約数の個数: 48

約数和(自身を含む): 28431067392

約数和(自身を除く): 7865824507

約数列:

[1, 5, 11, 23, 55, 115, 121, 233, 253, 605, 1165, 1265, 2563, 2783, 5359, 6343, 12815, 13915, 26795, 28193, 31715, 58949, 69773, 140965, 145889, 294745, 348865, 648439, 729445, 767503, 1477919, 1604779, 3242195, 3837515, 7389595, 8023895, 16257109, 17652569, 33992137, 81285545, 88262845, 169960685, 178828199, 373913507, 894140995, 1869567535, 4113048577, 20565242885]

約数ペア:

[(1, 20565242885), (5, 4113048577), (11, 1869567535), (23, 894140995), (55, 373913507), (115, 178828199), (121, 169960685), (233, 88262845), (253, 81285545), (605, 33992137), (1165, 17652569), (1265, 16257109), (2563, 8023895), (2783, 7389595), (5359, 3837515), (6343, 3242195), (12815, 1604779), (13915, 1477919), (26795, 767503), (28193, 729445), (31715, 648439), (58949, 348865), (69773, 294745), (140965, 145889)]