201955978

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{1559}}^1$

素因数の和:2074

約数の個数: 32

約数和(自身を含む): 365414400

約数和(自身を除く): 163458422

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 487, 974, 1559, 3118, 3409, 6818, 9253, 10913, 18506, 21826, 29621, 59242, 64771, 129542, 207347, 414694, 759233, 1518466, 5314631, 10629262, 14425427, 28850854, 100977989, 201955978]

約数ペア:

[(1, 201955978), (2, 100977989), (7, 28850854), (14, 14425427), (19, 10629262), (38, 5314631), (133, 1518466), (266, 759233), (487, 414694), (974, 207347), (1559, 129542), (3118, 64771), (3409, 59242), (6818, 29621), (9253, 21826), (10913, 18506)]