20169295468

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2791}}^1\times {\mathrm{4231}}^1$

素因数の和:7094

約数の個数: 48

約数和(自身を含む): 41024263168

約数和(自身を除く): 20854967700

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 2791, 4231, 5582, 8462, 11164, 16924, 19537, 29617, 39074, 59234, 78148, 118468, 170251, 258091, 340502, 516182, 681004, 1032364, 1191757, 1806637, 2383514, 3613274, 4767028, 7226548, 11808721, 23617442, 47234884, 82661047, 165322094, 330644188, 720331981, 1440663962, 2881327924, 5042323867, 10084647734, 20169295468]

約数ペア:

[(1, 20169295468), (2, 10084647734), (4, 5042323867), (7, 2881327924), (14, 1440663962), (28, 720331981), (61, 330644188), (122, 165322094), (244, 82661047), (427, 47234884), (854, 23617442), (1708, 11808721), (2791, 7226548), (4231, 4767028), (5582, 3613274), (8462, 2383514), (11164, 1806637), (16924, 1191757), (19537, 1032364), (29617, 681004), (39074, 516182), (59234, 340502), (78148, 258091), (118468, 170251)]